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-rw-r--r--net/ipv4/ipmr.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index e49242706b..66eade3fb6 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1603,9 +1603,11 @@ int ip_mroute_getsockopt(struct sock *sk, int optname, sockptr_t optval,
if (copy_from_sockptr(&olr, optlen, sizeof(int)))
return -EFAULT;
- olr = min_t(unsigned int, olr, sizeof(int));
if (olr < 0)
return -EINVAL;
+
+ olr = min_t(unsigned int, olr, sizeof(int));
+
if (copy_to_sockptr(optlen, &olr, sizeof(int)))
return -EFAULT;
if (copy_to_sockptr(optval, &val, olr))