diff options
Diffstat (limited to 'net/ipv4/igmp.c')
| -rw-r--r-- | net/ipv4/igmp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index 64ce52bf0485..39e30c79f25c 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -456,6 +456,8 @@ static struct sk_buff *add_grec(struct sk_buff *skb, struct ip_mc_list *pmc, skb = add_grhead(skb, pmc, type, &pgr); first = 0; } + if (!skb) + return NULL; psrc = (u32 *)skb_put(skb, sizeof(u32)); *psrc = psf->sf_inaddr; scount++; stotal++; |