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| author | des <des@FreeBSD.org> | 2003-06-08 18:35:25 +0000 |
|---|---|---|
| committer | des <des@FreeBSD.org> | 2003-06-08 18:35:25 +0000 |
| commit | 0f6d6f65338c4fa55aa7b7a541b6af8a1f9d6310 (patch) | |
| tree | 272652e3da5de1b81acfcb6767902ac963591caa /sys/dev/vx/if_vx.c | |
| parent | 7a2a53be280c35184a8f114eb0b16ac8c587db99 (diff) | |
| download | FreeBSD-src-0f6d6f65338c4fa55aa7b7a541b6af8a1f9d6310.zip FreeBSD-src-0f6d6f65338c4fa55aa7b7a541b6af8a1f9d6310.tar.gz | |
Revert part of rev 1.43. We want to fail gracefully if there is no packet
waiting in the interface queue.
Submitted by: Yeasah Pell <yeasah@apocalypse.org>
Diffstat (limited to 'sys/dev/vx/if_vx.c')
| -rw-r--r-- | sys/dev/vx/if_vx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/dev/vx/if_vx.c b/sys/dev/vx/if_vx.c index 3106de0..9dbf07f 100644 --- a/sys/dev/vx/if_vx.c +++ b/sys/dev/vx/if_vx.c @@ -400,6 +400,9 @@ vxstart(ifp) startagain: /* Sneak a peek at the next packet */ m = ifp->if_snd.ifq_head; + if (m == NULL) { + return; + } /* We need to use m->m_pkthdr.len, so require the header */ M_ASSERTPKTHDR(m); |
