IN_MULTICAST's primary intent is as a uapi macro.
Elsewhere in the kernel we use ipv4_is_multicast consistently.
This patch unifies linux's multicast checks to use that function
rather than this macro.
Signed-off-by: Dave Taht <dave.t...@gmail.com>
Reviewed-by: Toke Høiland-Jørgensen <t...@toke.dk>
---
drivers/net/geneve.c | 2 +-
include/net/vxlan.h | 4 ++--
net/rds/af_rds.c | 4 ++--
net/rds/bind.c | 4 ++--
net/rds/send.c | 4 ++--
5 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index cb2ea8facd8d..3ab24fdccd3b 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1345,7 +1345,7 @@ static int geneve_nl2info(struct nlattr *tb[], struct
nlattr *data[],
info->key.u.ipv4.dst =
nla_get_in_addr(data[IFLA_GENEVE_REMOTE]);
- if (IN_MULTICAST(ntohl(info->key.u.ipv4.dst))) {
+ if (ipv4_is_multicast(info->key.u.ipv4.dst)) {
NL_SET_ERR_MSG_ATTR(extack, data[IFLA_GENEVE_REMOTE],
"Remote IPv4 address cannot be
Multicast");
return -EINVAL;
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index dc1583a1fb8a..335283dbe9b3 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -391,7 +391,7 @@ static inline bool vxlan_addr_multicast(const union
vxlan_addr *ipa)
if (ipa->sa.sa_family == AF_INET6)
return ipv6_addr_is_multicast(&ipa->sin6.sin6_addr);
else
- return IN_MULTICAST(ntohl(ipa->sin.sin_addr.s_addr));
+ return ipv4_is_multicast(ipa->sin.sin_addr.s_addr);
}
#else /* !IS_ENABLED(CONFIG_IPV6) */
@@ -403,7 +403,7 @@ static inline bool vxlan_addr_any(const union vxlan_addr
*ipa)
static inline bool vxlan_addr_multicast(const union vxlan_addr *ipa)
{
- return IN_MULTICAST(ntohl(ipa->sin.sin_addr.s_addr));
+ return ipv4_is_multicast(ipa->sin.sin_addr.s_addr);
}
#endif /* IS_ENABLED(CONFIG_IPV6) */
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c
index 2977137c28eb..1a5bf3fa4578 100644
--- a/net/rds/af_rds.c
+++ b/net/rds/af_rds.c
@@ -559,7 +559,7 @@ static int rds_connect(struct socket *sock, struct sockaddr
*uaddr,
ret = -EDESTADDRREQ;
break;
}
- if (IN_MULTICAST(ntohl(sin->sin_addr.s_addr)) ||
+ if (ipv4_is_multicast(sin->sin_addr.s_addr) ||
sin->sin_addr.s_addr == htonl(INADDR_BROADCAST)) {
ret = -EINVAL;
break;
@@ -593,7 +593,7 @@ static int rds_connect(struct socket *sock, struct sockaddr
*uaddr,
addr4 = sin6->sin6_addr.s6_addr32[3];
if (addr4 == htonl(INADDR_ANY) ||
addr4 == htonl(INADDR_BROADCAST) ||
- IN_MULTICAST(ntohl(addr4))) {
+ ipv4_is_multicast(addr4)) {
ret = -EPROTOTYPE;
break;
}
diff --git a/net/rds/bind.c b/net/rds/bind.c
index 0f4398e7f2a7..6dbb763bc1fd 100644
--- a/net/rds/bind.c
+++ b/net/rds/bind.c
@@ -181,7 +181,7 @@ int rds_bind(struct socket *sock, struct sockaddr *uaddr,
int addr_len)
if (addr_len < sizeof(struct sockaddr_in) ||
sin->sin_addr.s_addr == htonl(INADDR_ANY) ||
sin->sin_addr.s_addr == htonl(INADDR_BROADCAST) ||
- IN_MULTICAST(ntohl(sin->sin_addr.s_addr)))
+ ipv4_is_multicast(sin->sin_addr.s_addr))
return -EINVAL;
ipv6_addr_set_v4mapped(sin->sin_addr.s_addr, &v6addr);
binding_addr = &v6addr;
@@ -206,7 +206,7 @@ int rds_bind(struct socket *sock, struct sockaddr *uaddr,
int addr_len)
addr4 = sin6->sin6_addr.s6_addr32[3];
if (addr4 == htonl(INADDR_ANY) ||
addr4 == htonl(INADDR_BROADCAST) ||
- IN_MULTICAST(ntohl(addr4)))
+ ipv4_is_multicast(addr4))
return -EINVAL;
}
/* The scope ID must be specified for link local address. */
diff --git a/net/rds/send.c b/net/rds/send.c
index 9ce552abf9e9..82dcd8b84fe7 100644
--- a/net/rds/send.c
+++ b/net/rds/send.c
@@ -1144,7 +1144,7 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg,
size_t payload_len)
case AF_INET:
if (usin->sin_addr.s_addr == htonl(INADDR_ANY) ||
usin->sin_addr.s_addr == htonl(INADDR_BROADCAST) ||
- IN_MULTICAST(ntohl(usin->sin_addr.s_addr))) {
+ ipv4_is_multicast(usin->sin_addr.s_addr)) {
ret = -EINVAL;
goto out;
}
@@ -1175,7 +1175,7 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg,
size_t payload_len)
addr4 = sin6->sin6_addr.s6_addr32[3];
if (addr4 == htonl(INADDR_ANY) ||
addr4 == htonl(INADDR_BROADCAST) ||
- IN_MULTICAST(ntohl(addr4))) {
+ ipv4_is_multicast(addr4)) {
ret = -EINVAL;
goto out;
}
--
2.17.1
