net/net.c: Remove unnecessary semicolon

Signed-off-by: Igor Ryzhov <iryzhov@arccn.ru>
Reviewed-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
diff --git a/net/net.c b/net/net.c
index a4aadff..bc9ed6d 100644
--- a/net/net.c
+++ b/net/net.c
@@ -473,7 +473,7 @@
 
     if (ret == 0) {
         nc->receive_disabled = 1;
-    };
+    }
 
     return ret;
 }