I came across this bug in http://bugzilla.kernel.org/show_bug.cgi?id=8155
Here's a potential fix.
Olaf
--
Olaf Kirch | --- o --- Nous sommes du soleil we love when we play
[EMAIL PROTECTED] | / | \ sol.dhoop.naytheet.ah kin.ir.samse.qurax
--
Fix NULL pointer derefence in ipv6_setsockopt, as described in bug #8155.
Signed-off-by: [EMAIL PROTECTED]
---
net/ipv6/ipv6_sockglue.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: build-2.6/net/ipv6/ipv6_sockglue.c
===================================================================
--- build-2.6.orig/net/ipv6/ipv6_sockglue.c
+++ build-2.6/net/ipv6/ipv6_sockglue.c
@@ -413,7 +413,7 @@ 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:
-
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