[PATCH net-next] sock: Fix SO_ZEROCOPY switch case

[Jesus Sanchez-Palencia]

Fix the SO_ZEROCOPY switch case on sock_setsockopt() avoiding the
ret values to be overwritten by the one set on the default case.

Fixes: 28190752c7092 ("sock: permit SO_ZEROCOPY on PF_RDS socket")
Signed-off-by: Jesus Sanchez-Palencia <jesus.sanchez-palen...@intel.com>
Acked-by: Willem de Bruijn <will...@google.com>
---
 net/core/sock.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/core/sock.c b/net/core/sock.c
index 507d8c6c4319..27f218bba43f 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1062,8 +1062,9 @@ int sock_setsockopt(struct socket *sock, int level, int 
optname,
                                ret = -EINVAL;
                        else
                                sock_valbool_flag(sk, SOCK_ZEROCOPY, valbool);
-                       break;
                }
+               break;
+
        default:
                ret = -ENOPROTOOPT;
                break;
-- 
2.16.2