[PATCH 4/6] hw/net/rtl8139: Update coding style to make checkpatch.pl happy

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

We will modify this code in the next commit. Clean it up
first to avoid checkpatch.pl errors.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 hw/net/rtl8139.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index ef3211537f..be9a0af629 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -799,10 +799,12 @@ static int rtl8139_can_receive(NetClientState *nc)
     int avail;
 
     /* Receive (drop) packets if card is disabled.  */
-    if (!s->clock_enabled)
-      return 1;
-    if (!rtl8139_receiver_enabled(s))
-      return 1;
+    if (!s->clock_enabled) {
+        return 1;
+    }
+    if (!rtl8139_receiver_enabled(s)) {
+        return 1;
+    }
 
     if (rtl8139_cp_receiver_enabled(s) && rtl8139_cp_rx_valid(s)) {
         /* ??? Flow control not implemented in c+ mode.
-- 
2.21.1