diff options
| author | Marcus Glocker <mglocker@cvs.openbsd.org> | 2008-06-22 20:58:18 +0000 |
|---|---|---|
| committer | Marcus Glocker <mglocker@cvs.openbsd.org> | 2008-06-22 20:58:18 +0000 |
| commit | 59be0deb6c8aa359e4c31003703d97b85e6e3e94 (patch) | |
| tree | a40e23d6ba04ff31a33909e09cc6598f39c21120 /sys/dev/usb/uvideo.c | |
| parent | 3300e58cf25813f95d5f10ed3b8b2ab76389841c (diff) | |
If no frame gets queue for a certain time, return EINVAL to the userland
application which will cause it to exit instead let it stuck forever.
Diffstat (limited to 'sys/dev/usb/uvideo.c')
| -rw-r--r-- | sys/dev/usb/uvideo.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/dev/usb/uvideo.c b/sys/dev/usb/uvideo.c index 8082ab423c9..54aaf3c01e4 100644 --- a/sys/dev/usb/uvideo.c +++ b/sys/dev/usb/uvideo.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uvideo.c,v 1.39 2008/06/15 17:07:18 mglocker Exp $ */ +/* $OpenBSD: uvideo.c,v 1.40 2008/06/22 20:58:17 mglocker Exp $ */ /* * Copyright (c) 2008 Robert Nagy <robert@openbsd.org> @@ -1919,7 +1919,7 @@ uvideo_dqbuf(void *v, struct v4l2_buffer *dqb) if (SIMPLEQ_EMPTY(&sc->sc_mmap_q)) { /* mmap queue is empty, block until first frame is queued */ - error = tsleep(sc, 0, "vid_mmap", 0); + error = tsleep(sc, 0, "vid_mmap", 10 * hz); if (error) return (EINVAL); } |