Fix another NULL pointer deref in ipv6_sockglue.c
Subsystems (2)
PATCH 1/31 Fix another NULL pointer deref in ipv6_sockglue.c
-stable review patch. If anyone has any objections, please let us know.
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From: Olaf Kirch <[email protected]>
[IPV6]: Fix for ipv6_setsockopt NULL dereference
I came across this bug in http://bugzilla.kernel.org/show_bug.cgi?id=8155
Signed-off-by Olaf Kirch <[email protected]>
Signed-off-by David S. Miller <[email protected]>
Signed-off-by Greg Kroah-Hartman <[email protected]>
--- net/ipv6/ipv6_sockglue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
net/ipv6/ipv6_sockglue.c +1 -1
@@ -414,7 +414,7 @@ static int do_ipv6_setsockopt(struct soc }/* routing header option needs extra check */ -if (optname ==IPV6_RTHDR && opt->srcrt) { +if (optname ==IPV6_RTHDR && opt && opt->srcrt) {struct ipv6_rt_hdr *rthdr = opt->srcrt;switch (rthdr->type) {case IPV6_SRCRT_TYPE_0 :