diff options
Diffstat (limited to 'sys/kern/uipc_usrreq.c')
| -rw-r--r-- | sys/kern/uipc_usrreq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c index 1b9416269696..d1f32cf3d711 100644 --- a/sys/kern/uipc_usrreq.c +++ b/sys/kern/uipc_usrreq.c @@ -1368,7 +1368,8 @@ restart: UIPC_STREAM_SBCHECK(sb); MPASS(!(sb->sb_state & SBS_CANTRCVMORE)); /* XXXGL: STAILQ_PREPEND */ - if (STAILQ_EMPTY(&sb->sb_mbq)) + if (STAILQ_EMPTY(&sb->sb_mbq) && + control != NULL) STAILQ_INSERT_HEAD(&sb->sb_mbq, control, m_stailq); else |