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authorIngo Molnar <mingo@elte.hu>2008-08-15 17:07:34 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-15 17:07:34 +0200
commit04197c83b3e05546d1003cfa3ff43f1639c0057f (patch)
treec04ddce9f519b91c0b20c6c09f7529928350eefe /net/ipv6/ipv6_sockglue.c
parent71998e83c520c7a91b254dc9705baeedbee0d44f (diff)
parentb635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff)
Merge branch 'linus' into x86/tracehook
Conflicts: arch/x86/Kconfig Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/ipv6/ipv6_sockglue.c')
-rw-r--r--net/ipv6/ipv6_sockglue.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index ea33b26512c..741cfcd96f8 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -346,6 +346,8 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
*/
if (optlen == 0)
optval = NULL;
+ else if (optval == NULL)
+ goto e_inval;
else if (optlen < sizeof(struct ipv6_opt_hdr) ||
optlen & 0x7 || optlen > 8 * 255)
goto e_inval;