tag 643470 patch thanks I've created a patch that addresses all of the unused-but-set-variable issues. See attached.
Best wishes, Mike
--- isc-dhcp-4.2.2.orig/dst/prandom.c +++ isc-dhcp-4.2.2/dst/prandom.c @@ -694,7 +694,6 @@ { int dir = 0, b; int bytes, n, cmd = 0, dig = 0; - int start =0; /* * now get the initial seed to put into the quick random function from * the address of the work structure @@ -709,7 +708,6 @@ /* pick a random number in the range of 0..7 based on that random number * perform some operations that yield random data */ - start = work->filled; n = (dst_s_quick_random(bytes) >> DST_SHIFT) & 0x07; switch (n) { case 0: only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/client/clparse.c +++ isc-dhcp-4.2.2/client/clparse.c @@ -59,7 +59,9 @@ { struct client_config *config; struct interface_info *ip; - struct parse *parse; +#ifdef LATER + struct parse *parse = NULL; +#endif isc_result_t status; unsigned code; @@ -159,7 +161,6 @@ (struct interface_info *)0, &top_level_config); - parse = NULL; if (status != ISC_R_SUCCESS) { ; #ifdef LATER only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/client/dhclient.c +++ isc-dhcp-4.2.2/client/dhclient.c @@ -1818,7 +1818,6 @@ { struct client_state *client = cpp; - int result; int interval; int increase = 1; struct timeval tv; @@ -1901,7 +1900,7 @@ ntohs (sockaddr_broadcast.sin_port), (long)(client -> interval)); /* Send out a packet. */ - result = send_packet (client -> interface, (struct packet *)0, + send_packet (client -> interface, (struct packet *)0, &client -> packet, client -> packet_length, inaddr_any, &sockaddr_broadcast, @@ -2037,7 +2036,6 @@ { struct client_state *client = cpp; - int result; int interval; struct sockaddr_in destination; struct in_addr from; @@ -2169,7 +2167,7 @@ if (destination.sin_addr.s_addr != INADDR_BROADCAST && fallback_interface) - result = send_packet (fallback_interface, + send_packet (fallback_interface, (struct packet *)0, &client -> packet, client -> packet_length, @@ -2177,7 +2175,7 @@ (struct hardware *)0); else /* Send out a packet. */ - result = send_packet (client -> interface, (struct packet *)0, + send_packet (client -> interface, (struct packet *)0, &client -> packet, client -> packet_length, from, &destination, @@ -2194,15 +2192,13 @@ { struct client_state *client = cpp; - int result; - log_info ("DHCPDECLINE on %s to %s port %d", client -> name ? client -> name : client -> interface -> name, inet_ntoa (sockaddr_broadcast.sin_addr), ntohs (sockaddr_broadcast.sin_port)); /* Send out a packet. */ - result = send_packet (client -> interface, (struct packet *)0, + send_packet (client -> interface, (struct packet *)0, &client -> packet, client -> packet_length, inaddr_any, &sockaddr_broadcast, @@ -2214,7 +2210,6 @@ { struct client_state *client = cpp; - int result; struct sockaddr_in destination; struct in_addr from; @@ -2245,7 +2240,7 @@ ntohs (destination.sin_port)); if (fallback_interface) - result = send_packet (fallback_interface, + send_packet (fallback_interface, (struct packet *)0, &client -> packet, client -> packet_length, @@ -2253,7 +2248,7 @@ (struct hardware *)0); else /* Send out a packet. */ - result = send_packet (client -> interface, (struct packet *)0, + send_packet (client -> interface, (struct packet *)0, &client -> packet, client -> packet_length, from, &destination, only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/common/parse.c +++ isc-dhcp-4.2.2/common/parse.c @@ -903,7 +903,7 @@ struct parse *cfile; { int guess; - int tzoff, wday, year, mon, mday, hour, min, sec; + int tzoff, year, mon, mday, hour, min, sec; const char *val; enum dhcp_token token; static int months[11] = { 31, 59, 90, 120, 151, 181, @@ -941,7 +941,6 @@ return((TIME)0); } token = next_token(&val, NULL, cfile); /* consume day of week */ - wday = atoi(val); /* Year... */ token = peek_token(&val, NULL, cfile); @@ -3329,11 +3328,10 @@ int parse_boolean (cfile) struct parse *cfile; { - enum dhcp_token token; const char *val; int rv; - token = next_token (&val, (unsigned *)0, cfile); + next_token (&val, (unsigned *)0, cfile); if (!strcasecmp (val, "true") || !strcasecmp (val, "on")) rv = 1; only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/common/socket.c +++ isc-dhcp-4.2.2/common/socket.c @@ -987,21 +987,26 @@ char buf [1540]; struct sockaddr_in from; SOCKLEN_T flen = sizeof from; +#if defined (DEBUG) int status; +#endif struct interface_info *interface; if (object -> type != dhcp_type_interface) return DHCP_R_INVALIDARG; interface = (struct interface_info *)object; +#if defined (DEBUG) status = recvfrom (interface -> wfdesc, buf, sizeof buf, 0, (struct sockaddr *)&from, &flen); -#if defined (DEBUG) /* Only report fallback discard errors if we're debugging. */ if (status < 0) { log_error ("fallback_discard: %m"); return ISC_R_UNEXPECTED; } +#else + recvfrom (interface -> wfdesc, buf, sizeof buf, 0, + (struct sockaddr *)&from, &flen); #endif return ISC_R_SUCCESS; } only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/common/print.c +++ isc-dhcp-4.2.2/common/print.c @@ -479,10 +479,9 @@ { static char dq_buf [DQLEN + 1]; int i; - char *s, *last; + char *s; s = &dq_buf [0]; - last = s; i = 0; only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/common/comapi.c +++ isc-dhcp-4.2.2/common/comapi.c @@ -422,7 +422,6 @@ omapi_object_t *id) { struct group_object *group; - isc_result_t status; if (lp -> type != dhcp_type_group) return DHCP_R_INVALIDARG; group = (struct group_object *)lp; @@ -433,7 +432,7 @@ return ISC_R_IOERROR; } - status = dhcp_group_destroy ((omapi_object_t *)group, MDL); + dhcp_group_destroy ((omapi_object_t *)group, MDL); return ISC_R_SUCCESS; } @@ -511,12 +510,10 @@ isc_result_t dhcp_control_signal_handler (omapi_object_t *h, const char *name, va_list ap) { - dhcp_control_object_t *control; isc_result_t status; if (h -> type != dhcp_type_control) return DHCP_R_INVALIDARG; - control = (dhcp_control_object_t *)h; /* Try to find some inner object that can take the value. */ if (h -> inner && h -> inner -> type -> get_value) { @@ -612,12 +609,10 @@ omapi_data_string_t *name, omapi_typed_data_t *value) { - struct subnet *subnet; isc_result_t status; if (h -> type != dhcp_type_subnet) return DHCP_R_INVALIDARG; - subnet = (struct subnet *)h; /* No values to set yet. */ @@ -637,12 +632,10 @@ omapi_data_string_t *name, omapi_value_t **value) { - struct subnet *subnet; isc_result_t status; if (h -> type != dhcp_type_subnet) return DHCP_R_INVALIDARG; - subnet = (struct subnet *)h; /* No values to get yet. */ @@ -658,11 +651,9 @@ isc_result_t dhcp_subnet_destroy (omapi_object_t *h, const char *file, int line) { - struct subnet *subnet; if (h -> type != dhcp_type_subnet) return DHCP_R_INVALIDARG; - subnet = (struct subnet *)h; #if defined (DEBUG_MEMORY_LEAKAGE) || \ defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) @@ -685,13 +676,11 @@ isc_result_t dhcp_subnet_signal_handler (omapi_object_t *h, const char *name, va_list ap) { - struct subnet *subnet; isc_result_t status; int updatep = 0; if (h -> type != dhcp_type_subnet) return DHCP_R_INVALIDARG; - subnet = (struct subnet *)h; /* Can't write subnets yet. */ @@ -711,12 +700,10 @@ omapi_object_t *id, omapi_object_t *h) { - struct subnet *subnet; isc_result_t status; if (h -> type != dhcp_type_subnet) return DHCP_R_INVALIDARG; - subnet = (struct subnet *)h; /* Can't stuff subnet values yet. */ @@ -761,12 +748,10 @@ omapi_data_string_t *name, omapi_typed_data_t *value) { - struct shared_network *shared_network; isc_result_t status; if (h -> type != dhcp_type_shared_network) return DHCP_R_INVALIDARG; - shared_network = (struct shared_network *)h; /* No values to set yet. */ @@ -787,12 +772,10 @@ omapi_data_string_t *name, omapi_value_t **value) { - struct shared_network *shared_network; isc_result_t status; if (h -> type != dhcp_type_shared_network) return DHCP_R_INVALIDARG; - shared_network = (struct shared_network *)h; /* No values to get yet. */ @@ -809,14 +792,14 @@ isc_result_t dhcp_shared_network_destroy (omapi_object_t *h, const char *file, int line) { +#if defined (DEBUG_MEMORY_LEAKAGE) || \ + defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) struct shared_network *shared_network; if (h -> type != dhcp_type_shared_network) return DHCP_R_INVALIDARG; shared_network = (struct shared_network *)h; -#if defined (DEBUG_MEMORY_LEAKAGE) || \ - defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) if (shared_network -> next) shared_network_dereference (&shared_network -> next, file, line); @@ -849,13 +832,11 @@ const char *name, va_list ap) { - struct shared_network *shared_network; isc_result_t status; int updatep = 0; if (h -> type != dhcp_type_shared_network) return DHCP_R_INVALIDARG; - shared_network = (struct shared_network *)h; /* Can't write shared_networks yet. */ @@ -875,12 +856,10 @@ omapi_object_t *id, omapi_object_t *h) { - struct shared_network *shared_network; isc_result_t status; if (h -> type != dhcp_type_shared_network) return DHCP_R_INVALIDARG; - shared_network = (struct shared_network *)h; /* Can't stuff shared_network values yet. */ only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/common/options.c +++ isc-dhcp-4.2.2/common/options.c @@ -2249,7 +2249,6 @@ struct buffer *lbp = NULL; struct option *option = NULL; struct option_cache *op; - int status = 1; /* Code sizes of 8, 16, and 32 bits are allowed. */ switch(universe->tag_size) { @@ -2300,7 +2299,6 @@ if (!option_cache_allocate (opp, MDL)) { log_error("No memory for option code %s.%s.", universe->name, option->name); - status = 0; goto cleanup; } @@ -2315,7 +2313,6 @@ if (!buffer_allocate (&lbp, length + terminatep, MDL)) { log_error ("no memory for option buffer."); - status = 0; goto cleanup; } memcpy (lbp -> data, buffer, length + terminatep); only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/omapip/handle.c +++ isc-dhcp-4.2.2/omapip/handle.c @@ -252,7 +252,6 @@ omapi_handle_table_t *table, int op) { - omapi_handle_table_t *inner; omapi_handle_t scale, index; if (!table || table->first > h || table->limit <= h) @@ -282,7 +281,6 @@ handle must be the subtable of this table whose index into this table's array of children is the handle divided by the scale. */ index = (h - table->first) / scale; - inner = table->children[index].table; return(omapi_handle_lookup_in(o, h, table->children[index].table, op)); } only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/omapip/listener.c +++ isc-dhcp-4.2.2/omapip/listener.c @@ -352,7 +352,6 @@ u_int16_t *remote_port; u_int16_t *local_port; omapi_connection_object_t *obj; - isc_result_t status; struct sockaddr_in remote_addr; addr = (struct in_addr *)buf; @@ -367,8 +366,7 @@ omapi_listener_object_t, lp) { if (lp -> address.sin_port == *local_port) { obj = (omapi_connection_object_t *)0; - status = omapi_listener_connect (&obj, - lp, 0, &remote_addr); + omapi_listener_connect (&obj, lp, 0, &remote_addr); omapi_listener_dereference (&lp, MDL); return; } only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/omapi.c +++ isc-dhcp-4.2.2/server/omapi.c @@ -480,12 +480,10 @@ isc_result_t dhcp_lease_signal_handler (omapi_object_t *h, const char *name, va_list ap) { - struct lease *lease; isc_result_t status; if (h -> type != dhcp_type_lease) return DHCP_R_INVALIDARG; - lease = (struct lease *)h; if (!strcmp (name, "updated")) return ISC_R_SUCCESS; @@ -1175,14 +1173,17 @@ isc_result_t dhcp_host_destroy (omapi_object_t *h, const char *file, int line) { +#if defined (DEBUG_MEMORY_LEAKAGE) || \ + defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) struct host_decl *host; +#endif if (h -> type != dhcp_type_host) return DHCP_R_INVALIDARG; - host = (struct host_decl *)h; #if defined (DEBUG_MEMORY_LEAKAGE) || \ defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) + host = (struct host_decl *)h; if (host -> n_ipaddr) host_dereference (&host -> n_ipaddr, file, line); if (host -> n_dynamic) @@ -1594,12 +1595,10 @@ omapi_data_string_t *name, omapi_typed_data_t *value) { - struct pool *pool; isc_result_t status; if (h -> type != dhcp_type_pool) return DHCP_R_INVALIDARG; - pool = (struct pool *)h; /* No values to set yet. */ @@ -1619,12 +1618,10 @@ omapi_data_string_t *name, omapi_value_t **value) { - struct pool *pool; isc_result_t status; if (h -> type != dhcp_type_pool) return DHCP_R_INVALIDARG; - pool = (struct pool *)h; /* No values to get yet. */ @@ -1640,18 +1637,18 @@ isc_result_t dhcp_pool_destroy (omapi_object_t *h, const char *file, int line) { - struct pool *pool; #if defined (DEBUG_MEMORY_LEAKAGE) || \ defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) + struct pool *pool; struct permit *pc, *pn; #endif if (h -> type != dhcp_type_pool) return DHCP_R_INVALIDARG; - pool = (struct pool *)h; #if defined (DEBUG_MEMORY_LEAKAGE) || \ defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) + pool = (struct pool *)h; if (pool -> next) pool_dereference (&pool -> next, file, line); if (pool -> group) @@ -1692,13 +1689,11 @@ isc_result_t dhcp_pool_signal_handler (omapi_object_t *h, const char *name, va_list ap) { - struct pool *pool; isc_result_t status; int updatep = 0; if (h -> type != dhcp_type_pool) return DHCP_R_INVALIDARG; - pool = (struct pool *)h; /* Can't write pools yet. */ @@ -1718,12 +1713,10 @@ omapi_object_t *id, omapi_object_t *h) { - struct pool *pool; isc_result_t status; if (h -> type != dhcp_type_pool) return DHCP_R_INVALIDARG; - pool = (struct pool *)h; /* Can't stuff pool values yet. */ @@ -1951,14 +1944,17 @@ isc_result_t dhcp_class_destroy (omapi_object_t *h, const char *file, int line) { +#if defined (DEBUG_MEMORY_LEAKAGE) || \ + defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) struct class *class; +#endif if (h -> type != dhcp_type_class && h -> type != dhcp_type_subclass) return DHCP_R_INVALIDARG; - class = (struct class *)h; #if defined (DEBUG_MEMORY_LEAKAGE) || \ defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT) + class = (struct class *)h; if (class -> nic) class_dereference (&class -> nic, file, line); if (class -> superclass) @@ -2083,12 +2079,10 @@ omapi_object_t *id, omapi_object_t *h) { - struct class *class; isc_result_t status; if (h -> type != dhcp_type_class) return DHCP_R_INVALIDARG; - class = (struct class *)h; /* Can't stuff class values yet. */ only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/failover.c +++ isc-dhcp-4.2.2/server/failover.c @@ -2412,7 +2412,6 @@ struct shared_network *s; struct pool *p; binding_state_t peer_lease_state; - binding_state_t my_lease_state; struct lease **lq; int (*log_func)(const char *, ...); const char *result, *reqlog; @@ -2436,12 +2435,10 @@ if (p->failover_peer->i_am == primary) { lts = (p->free_leases - p->backup_leases) / 2; peer_lease_state = FTS_BACKUP; - my_lease_state = FTS_FREE; lq = &p->free; } else { lts = (p->backup_leases - p->free_leases) / 2; peer_lease_state = FTS_FREE; - my_lease_state = FTS_BACKUP; lq = &p->backup; } @@ -3258,12 +3255,10 @@ omapi_object_t *h) { dhcp_failover_state_t *s; - omapi_connection_object_t *conn; isc_result_t status; if (c -> type != omapi_type_connection) return DHCP_R_INVALIDARG; - conn = (omapi_connection_object_t *)c; if (h -> type != dhcp_type_failover_state) return DHCP_R_INVALIDARG; @@ -4271,10 +4266,10 @@ { dhcp_failover_state_t *state = vstate; dhcp_failover_link_t *link; - isc_result_t status; #if defined(DEBUG_FAILOVER_MESSAGES) && \ defined(DEBUG_FAILOVER_CONTACT_MESSAGES) + isc_result_t status; char obuf [64]; unsigned obufix = 0; @@ -4293,19 +4288,23 @@ link -> outer -> type != omapi_type_connection) return; +#if defined(DEBUG_FAILOVER_MESSAGES) && \ + defined(DEBUG_FAILOVER_CONTACT_MESSAGES) status = (dhcp_failover_put_message (link, link -> outer, FTM_CONTACT, link->xid++, (failover_option_t *)0)); - -#if defined(DEBUG_FAILOVER_MESSAGES) && \ - defined(DEBUG_FAILOVER_CONTACT_MESSAGES) if (status != ISC_R_SUCCESS) failover_print(obuf, &obufix, sizeof(obuf), " (failed)"); failover_print(obuf, &obufix, sizeof(obuf), ")"); if (obufix) { log_debug ("%s", obuf); } +#else + (dhcp_failover_put_message + (link, link -> outer, + FTM_CONTACT, link->xid++, + (failover_option_t *)0)); #endif return; } @@ -4313,9 +4312,9 @@ isc_result_t dhcp_failover_send_state (dhcp_failover_state_t *state) { dhcp_failover_link_t *link; - isc_result_t status; #if defined (DEBUG_FAILOVER_MESSAGES) + isc_result_t status; char obuf [64]; unsigned obufix = 0; @@ -4333,6 +4332,7 @@ link -> outer -> type != omapi_type_connection) return DHCP_R_INVALIDARG; +#if defined (DEBUG_FAILOVER_MESSAGES) status = (dhcp_failover_put_message (link, link -> outer, FTM_STATE, link->xid++, @@ -4346,14 +4346,26 @@ ? FTF_SERVER_STARTUP : 0)), dhcp_failover_make_option (FTO_STOS, FMA, state -> me.stos), (failover_option_t *)0)); - -#if defined (DEBUG_FAILOVER_MESSAGES) if (status != ISC_R_SUCCESS) failover_print (FMA, " (failed)"); failover_print (FMA, ")"); if (obufix) { log_debug ("%s", obuf); } +#else + dhcp_failover_put_message + (link, link -> outer, + FTM_STATE, link->xid++, + dhcp_failover_make_option (FTO_SERVER_STATE, FMA, + (state -> me.state == startup + ? state -> saved_state + : state -> me.state)), + dhcp_failover_make_option + (FTO_SERVER_FLAGS, FMA, + (state -> service_state == service_startup + ? FTF_SERVER_STARTUP : 0)), + dhcp_failover_make_option (FTO_STOS, FMA, state -> me.stos), + (failover_option_t *)0); #endif return ISC_R_SUCCESS; } @@ -4490,7 +4502,6 @@ const char *message) { dhcp_failover_link_t *link; - dhcp_failover_state_t *state; isc_result_t status; #if defined (DEBUG_FAILOVER_MESSAGES) char obuf [64]; @@ -4505,7 +4516,6 @@ if (!l || l -> type != dhcp_type_failover_link) return DHCP_R_INVALIDARG; link = (dhcp_failover_link_t *)l; - state = link -> state_object; if (!l -> outer || l -> outer -> type != omapi_type_connection) return DHCP_R_INVALIDARG; only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/dhcp.c +++ isc-dhcp-4.2.2/server/dhcp.c @@ -419,7 +419,6 @@ #if defined (FAILOVER_PROTOCOL) dhcp_failover_state_t *peer; #endif - int have_server_identifier = 0; int have_requested_addr = 0; oc = lookup_option (&dhcp_universe, packet -> options, @@ -473,7 +472,6 @@ * safe. */ sprintf (smbuf, " (%s)", piaddr (sip)); - have_server_identifier = 1; } else smbuf [0] = 0; @@ -1328,7 +1326,6 @@ { struct sockaddr_in to; struct in_addr from; - int result; struct dhcp_packet raw; unsigned char nak = DHCPNAK; struct packet outgoing; @@ -1461,7 +1458,7 @@ to.sin_port = remote_port; /* for testing. */ if (fallback_interface) { - result = send_packet(fallback_interface, packet, &raw, + send_packet(fallback_interface, packet, &raw, outgoing.packet_length, from, &to, NULL); return; @@ -1472,7 +1469,7 @@ } errno = 0; - result = send_packet(packet->interface, packet, &raw, + send_packet(packet->interface, packet, &raw, outgoing.packet_length, from, &to, NULL); } @@ -3020,7 +3017,6 @@ struct sockaddr_in to; struct in_addr from; struct hardware hto; - int result; struct lease_state *state = lease -> state; int nulltp, bootpp, unicastp = 1; struct data_string d1; @@ -3164,7 +3160,7 @@ to.sin_port = remote_port; /* For debugging. */ if (fallback_interface) { - result = send_packet (fallback_interface, + send_packet (fallback_interface, (struct packet *)0, &raw, packet_length, raw.siaddr, &to, @@ -3197,7 +3193,7 @@ to.sin_port = remote_port; if (fallback_interface) { - result = send_packet (fallback_interface, + send_packet (fallback_interface, (struct packet *)0, &raw, packet_length, raw.siaddr, &to, @@ -3226,7 +3222,7 @@ memcpy (&from, state -> from.iabuf, sizeof from); - result = send_packet (state -> ip, + send_packet (state -> ip, (struct packet *)0, &raw, packet_length, from, &to, unicastp ? &hto : (struct hardware *)0); only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/ddns.c +++ isc-dhcp-4.2.2/server/ddns.c @@ -80,7 +80,6 @@ struct option_cache *oc; int s1, s2; int result = 0; - isc_result_t rcode1 = ISC_R_SUCCESS; int server_updates_a = 1; //int server_updates_ptr = 1; struct buffer *bp = (struct buffer *)0; @@ -524,7 +523,7 @@ * the ddns messages. Currently we don't. */ if (do_remove) { - rcode1 = ddns_removals(lease, lease6, ddns_cb); + ddns_removals(lease, lease6, ddns_cb); } else { ddns_fwd_srv_connector(lease, lease6, scope, ddns_cb, only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/dhcpv6.c +++ isc-dhcp-4.2.2/server/dhcpv6.c @@ -4617,7 +4617,6 @@ struct option_state *host_opt_state; struct data_string iaaddr; struct data_string fixed_addr; - int iaaddr_is_found; char reply_data[65536]; struct dhcpv6_packet *reply = (struct dhcpv6_packet *)reply_data; int reply_ofs = (int)(offsetof(struct dhcpv6_packet, options)); @@ -4724,7 +4723,6 @@ */ for (ia = lookup_option(&dhcpv6_universe, packet->options, D6O_IA_NA); ia != NULL; ia = ia->next) { - iaaddr_is_found = 0; if (!get_encapsulated_IA_state(&cli_enc_opt_state, &cli_enc_opt_data, @@ -5136,7 +5134,6 @@ struct host_decl *host; struct option_state *host_opt_state; struct data_string iaprefix; - int iaprefix_is_found; char reply_data[65536]; int reply_ofs; struct iasubopt *prefix; @@ -5203,7 +5200,6 @@ */ for (ia = lookup_option(&dhcpv6_universe, packet->options, D6O_IA_PD); ia != NULL; ia = ia->next) { - iaprefix_is_found = 0; if (!get_encapsulated_IA_state(&cli_enc_opt_state, &cli_enc_opt_data, only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/db.c +++ isc-dhcp-4.2.2/server/db.c @@ -1013,13 +1013,12 @@ void db_startup (testp) int testp; { - isc_result_t status; #if defined (TRACING) if (!trace_playback ()) { #endif /* Read in the existing lease file... */ - status = read_conf_file (path_dhcpd_db, + read_conf_file (path_dhcpd_db, (struct group *)0, 0, 1); /* XXX ignore status? */ #if defined (TRACING) only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/server/bootp.c +++ isc-dhcp-4.2.2/server/bootp.c @@ -42,7 +42,6 @@ void bootp (packet) struct packet *packet; { - int result; struct host_decl *hp = (struct host_decl *)0; struct host_decl *host = (struct host_decl *)0; struct packet outgoing; @@ -384,7 +383,7 @@ to.sin_port = local_port; if (fallback_interface) { - result = send_packet (fallback_interface, + send_packet (fallback_interface, (struct packet *)0, &raw, outgoing.packet_length, from, &to, &hto); @@ -407,7 +406,7 @@ } errno = 0; - result = send_packet (packet -> interface, + send_packet (packet -> interface, packet, &raw, outgoing.packet_length, from, &to, &hto); out: only in patch2: unchanged: --- isc-dhcp-4.2.2.orig/includes/cdefs.h +++ isc-dhcp-4.2.2/includes/cdefs.h @@ -52,8 +52,7 @@ #else #define IGNORE_RET(x) \ do { \ - int ignore_return; \ - ignore_return = x; \ + x; \ } while (0) #endif