net: qualcomm: rmnet: Remove redundant command check

The command packet size is already checked once in
rmnet_map_deaggregate() for the header, packet and trailer size, so
this additional check is not needed.

Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 11 deletions

diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c
index 78fdad0c6f76..56a93df962e6 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_command.c
@@ -69,17 +69,9 @@ static void rmnet_map_send_ack(struct sk_buff *skb,
         struct rmnet_map_control_command *cmd;
         int xmit_status;
 
-        if (port->data_format & RMNET_FLAGS_INGRESS_MAP_CKSUMV4) {
-                if (skb->len < sizeof(struct rmnet_map_header) +
-                    RMNET_MAP_GET_LENGTH(skb) +
-                    sizeof(struct rmnet_map_dl_csum_trailer)) {
-                        kfree_skb(skb);
-                        return;
-                }
-
-                skb_trim(skb, skb->len -
-                         sizeof(struct rmnet_map_dl_csum_trailer));
-        }
+        if (port->data_format & RMNET_FLAGS_INGRESS_MAP_CKSUMV4)
+                skb_trim(skb,
+                         skb->len - sizeof(struct rmnet_map_dl_csum_trailer));
 
         skb->protocol = htons(ETH_P_MAP);