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Diffstat (limited to 'net/netlink/af_netlink.c')
-rw-r--r--net/netlink/af_netlink.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index d56e0d21f91..d527c8977b1 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1075,8 +1075,9 @@ static int netlink_getsockopt(struct socket *sock, int level, int optname,
return -EINVAL;
len = sizeof(int);
val = nlk->flags & NETLINK_RECV_PKTINFO ? 1 : 0;
- put_user(len, optlen);
- put_user(val, optval);
+ if (put_user(len, optlen) ||
+ put_user(val, optval))
+ return -EFAULT;
err = 0;
break;
default: