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-rw-r--r--net/ipv6/ipv6_sockglue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index eeeaad2..40f3246 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -404,7 +404,7 @@ sticky_done:
else if (optlen < sizeof(struct in6_pktinfo) || optval == NULL)
goto e_inval;
- if (copy_from_user(&pkt, optval, optlen)) {
+ if (copy_from_user(&pkt, optval, sizeof(struct in6_pktinfo))) {
retv = -EFAULT;
break;
}
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