X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fdpif-netdev.c;h=2f4463e6d4783851a1d1d01615b8b53da0c5d462;hb=3bcf3e33e9cfb7fd837086bfa8e627110d84dce8;hp=7d31a69bb71a3e9d0e23799b643ed459f9f1548c;hpb=659586efcf6f9539282da9447007897907c41112;p=openvswitch

diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c
index 7d31a69b..2f4463e6 100644
--- a/lib/dpif-netdev.c
+++ b/lib/dpif-netdev.c
@@ -1280,7 +1280,8 @@ dp_netdev_output_control(struct dp_netdev *dp, const struct ofpbuf *packet,
     }
 
     msg_size = sizeof *header + packet->size;
-    msg = ofpbuf_new(msg_size);
+    msg = ofpbuf_new(msg_size + DPIF_RECV_MSG_PADDING);
+    ofpbuf_reserve(msg, DPIF_RECV_MSG_PADDING);
     header = ofpbuf_put_uninit(msg, sizeof *header);
     header->type = queue_no;
     header->length = msg_size;