[PATCH net-next 1/6] net: qualcomm: rmnet: Remove the rmnet_map_results enum

[Subash Abhinov Kasiviswanathan]

Only the success and consumed entries were actually in use.
Use standard error codes instead.

Signed-off-by: Subash Abhinov Kasiviswanathan <subas...@codeaurora.org>
---
 .../net/ethernet/qualcomm/rmnet/rmnet_handlers.c    | 21 ++++++++-------------
 drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h     |  9 ---------
 2 files changed, 8 insertions(+), 22 deletions(-)

diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c 
b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
index 29842cc..1e1ea10 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
@@ -126,12 +126,12 @@ static int rmnet_map_egress_handler(struct sk_buff *skb,
 
        if (skb_headroom(skb) < required_headroom) {
                if (pskb_expand_head(skb, required_headroom, 0, GFP_KERNEL))
-                       return RMNET_MAP_CONSUMED;
+                       goto fail;
        }
 
        map_header = rmnet_map_add_map_header(skb, additional_header_len, 0);
        if (!map_header)
-               return RMNET_MAP_CONSUMED;
+               goto fail;
 
        if (port->egress_data_format & RMNET_EGRESS_FORMAT_MUXING) {
                if (mux_id == 0xff)
@@ -142,7 +142,11 @@ static int rmnet_map_egress_handler(struct sk_buff *skb,
 
        skb->protocol = htons(ETH_P_MAP);
 
-       return RMNET_MAP_SUCCESS;
+       return 0;
+
+fail:
+       kfree_skb(skb);
+       return -ENOMEM;
 }
 
 static void
@@ -209,17 +213,8 @@ void rmnet_egress_handler(struct sk_buff *skb)
        }
 
        if (port->egress_data_format & RMNET_EGRESS_FORMAT_MAP) {
-               switch (rmnet_map_egress_handler(skb, port, mux_id, orig_dev)) {
-               case RMNET_MAP_CONSUMED:
-                       return;
-
-               case RMNET_MAP_SUCCESS:
-                       break;
-
-               default:
-                       kfree_skb(skb);
+               if (rmnet_map_egress_handler(skb, port, mux_id, orig_dev))
                        return;
-               }
        }
 
        rmnet_vnd_tx_fixup(skb, orig_dev);
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h 
b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h
index 3af3fe7..4df359d 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h
@@ -30,15 +30,6 @@ struct rmnet_map_control_command {
        };
 }  __aligned(1);
 
-enum rmnet_map_results {
-       RMNET_MAP_SUCCESS,
-       RMNET_MAP_CONSUMED,
-       RMNET_MAP_GENERAL_FAILURE,
-       RMNET_MAP_NOT_ENABLED,
-       RMNET_MAP_FAILED_AGGREGATION,
-       RMNET_MAP_FAILED_MUX
-};
-
 enum rmnet_map_commands {
        RMNET_MAP_COMMAND_NONE,
        RMNET_MAP_COMMAND_FLOW_DISABLE,
-- 
1.9.1