X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fdpif-netdev.c;h=035ceaedd414b0a7dce3dbc0f834b6288b8a576c;hb=da51646f6ff59189f66eb76a3cdfdf7fcd936f76;hp=93dd1cde99a89d1e36865524dde42d9aced45ec2;hpb=f915f1a8ca180828983ef22cf2fd21b8f010b972;p=openvswitch

diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c
index 93dd1cde..035ceaed 100644
--- a/lib/dpif-netdev.c
+++ b/lib/dpif-netdev.c
@@ -1315,7 +1315,7 @@ dp_netdev_output_control(struct dp_netdev *dp, const struct ofpbuf *packet,
     upcall->key_len = key_len;
     upcall->userdata = arg;
 
-    q->upcalls[++q->head & QUEUE_MASK] = upcall;
+    q->upcalls[q->head++ & QUEUE_MASK] = upcall;
 
     return 0;
 }