summaryrefslogtreecommitdiff
path: root/net/irda/irlap_frame.c
diff options
context:
space:
mode:
authorRusty Russell <rusty@rustcorp.com.au>2008-12-30 00:32:35 +0300
committerRusty Russell <rusty@rustcorp.com.au>2008-12-30 00:32:35 +0300
commit33edcf133ba93ecba2e4b6472e97b689895d805c (patch)
tree327d7a20acef64005e7c5ccbfa1265be28aeb6ac /net/irda/irlap_frame.c
parentbe4d638c1597580ed2294d899d9f1a2cd10e462c (diff)
parent3c92ec8ae91ecf59d88c798301833d7cf83f2179 (diff)
downloadlinux-33edcf133ba93ecba2e4b6472e97b689895d805c.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'net/irda/irlap_frame.c')
-rw-r--r--net/irda/irlap_frame.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c
index f17b65af9c9b..2562ebc1b22c 100644
--- a/net/irda/irlap_frame.c
+++ b/net/irda/irlap_frame.c
@@ -1325,6 +1325,7 @@ int irlap_driver_rcv(struct sk_buff *skb, struct net_device *dev,
struct irlap_cb *self;
int command;
__u8 control;
+ int ret = -1;
if (!net_eq(dev_net(dev), &init_net))
goto out;
@@ -1333,25 +1334,21 @@ int irlap_driver_rcv(struct sk_buff *skb, struct net_device *dev,
self = (struct irlap_cb *) dev->atalk_ptr;
/* If the net device is down, then IrLAP is gone! */
- if (!self || self->magic != LAP_MAGIC) {
- dev_kfree_skb(skb);
- return -1;
- }
+ if (!self || self->magic != LAP_MAGIC)
+ goto err;
/* We are no longer an "old" protocol, so we need to handle
* share and non linear skbs. This should never happen, so
* we don't need to be clever about it. Jean II */
if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) {
IRDA_ERROR("%s: can't clone shared skb!\n", __func__);
- dev_kfree_skb(skb);
- return -1;
+ goto err;
}
/* Check if frame is large enough for parsing */
if (!pskb_may_pull(skb, 2)) {
IRDA_ERROR("%s: frame too short!\n", __func__);
- dev_kfree_skb(skb);
- return -1;
+ goto err;
}
command = skb->data[0] & CMD_FRAME;
@@ -1442,7 +1439,9 @@ int irlap_driver_rcv(struct sk_buff *skb, struct net_device *dev,
break;
}
out:
+ ret = 0;
+err:
/* Always drop our reference on the skb */
dev_kfree_skb(skb);
- return 0;
+ return ret;
}