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ipv6: check return value for dst_alloc 

return value of dst_alloc must be checked before use

Signed-off-by: Madalin Bucur <madalin.bucur@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Madalin Bucur 2011-09-26 07:04:56 +00:00 committed by David S. Miller
parent d4cae56219
commit fbe5818690
1 changed files with 3 additions and 1 deletions
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4
net/ipv6/route.c
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@ -244,7 +244,9 @@ static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops,
{
struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags);
memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry));
if (rt != NULL)
memset(&rt->rt6i_table, 0,
sizeof(*rt) - sizeof(struct dst_entry));
return rt;
}