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authorIngo Molnar <mingo@elte.hu>2011-02-16 13:33:35 +0100
committerIngo Molnar <mingo@elte.hu>2011-02-16 13:33:41 +0100
commita3ec4a603faf4244e275bf11b467aad092dfbd8a (patch)
tree1c15009716b37629070ea221a00eb9fe2303a317 /net/batman-adv/unicast.c
parent51563cd53c4b1c1790fccd2e0af0e2b756589af9 (diff)
parent85e2efbb1db9a18d218006706d6e4fbeb0216213 (diff)
Merge commit 'v2.6.38-rc5' into core/locking
Merge reason: pick up upstream fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/batman-adv/unicast.c')
-rw-r--r--net/batman-adv/unicast.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/net/batman-adv/unicast.c b/net/batman-adv/unicast.c
index ee41fef04b2..d1a61132254 100644
--- a/net/batman-adv/unicast.c
+++ b/net/batman-adv/unicast.c
@@ -50,12 +50,12 @@ static struct sk_buff *frag_merge_packet(struct list_head *head,
skb = tfp->skb;
}
+ if (skb_linearize(skb) < 0 || skb_linearize(tmp_skb) < 0)
+ goto err;
+
skb_pull(tmp_skb, sizeof(struct unicast_frag_packet));
- if (pskb_expand_head(skb, 0, tmp_skb->len, GFP_ATOMIC) < 0) {
- /* free buffered skb, skb will be freed later */
- kfree_skb(tfp->skb);
- return NULL;
- }
+ if (pskb_expand_head(skb, 0, tmp_skb->len, GFP_ATOMIC) < 0)
+ goto err;
/* move free entry to end */
tfp->skb = NULL;
@@ -70,6 +70,11 @@ static struct sk_buff *frag_merge_packet(struct list_head *head,
unicast_packet->packet_type = BAT_UNICAST;
return skb;
+
+err:
+ /* free buffered skb, skb will be freed later */
+ kfree_skb(tfp->skb);
+ return NULL;
}
static void frag_create_entry(struct list_head *head, struct sk_buff *skb)