[PATCH] SKB leak in drivers/isdn/i4l/isdn_x25iface.c

Coverity spotted this leak (id #613), when we are not configured, we return
without freeing the allocated skb.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/isdn/i4l/isdn_x25iface.c b/drivers/isdn/i4l/isdn_x25iface.c
index 743ac4077f35..8b3efc243161 100644
--- a/drivers/isdn/i4l/isdn_x25iface.c
+++ b/drivers/isdn/i4l/isdn_x25iface.c
@@ -208,7 +208,7 @@ static int isdn_x25iface_receive(struct concap_proto *cprot, struct sk_buff *skb
  */
 static int isdn_x25iface_connect_ind(struct concap_proto *cprot)
 {
-        struct sk_buff * skb = dev_alloc_skb(1);
+        struct sk_buff * skb;
         enum wan_states *state_p 
           = &( ( (ix25_pdata_t*) (cprot->proto_data) ) -> state);
         IX25DEBUG( "isdn_x25iface_connect_ind %s \n"
@@ -220,6 +220,8 @@ static int isdn_x25iface_connect_ind(struct concap_proto *cprot)
                 return -1;
         }
         *state_p = WAN_CONNECTED;
+
+        skb = dev_alloc_skb(1);
         if( skb ){
                 *( skb_put(skb, 1) ) = 0x01;
                 skb->protocol = x25_type_trans(skb, cprot->net_dev);