alsa/0019-dmix-Don-t-use-assert-and-abort.patch
Takashi Iwai 558ddf7e27 Accepting request 208679 from home:tiwai:branches:multimedia:libs
- Backport upstream fixes: cleanups, non-glibc build fixes, fixes
  and enhancements of pcm_file plugin, etc.
  0010-remove-unnecessary-obsolete-compat-hsearch_r.c.patch
  0011-local.h-include-sys-types.h-to-fix-issues-with-pcm.h.patch
  0012-test-chmap-Add-missing-usage-text-for-s-option.patch
  0013-include-global.h-don-t-define-timeval-and-timespec-s.patch
  0014-conf.c-use-portable-way-to-initialize-recursive-mute.patch
  0015-pcm_file-fix-SEGFAULT-if-file-option-is-missing-whil.patch
  0016-pcm_file-fixed-memory-leak.patch
  0017-pcm_file-don-t-touch-infile-on-playback-and-output-f.patch
  0018-pcm_file-document-new-argument-to-snd_pcm_file_open.patch
- Fix aborting in races at closing dmix streams (bnc#852446):
  0019-dmix-Don-t-use-assert-and-abort.patch
- Don't include modprobe.d hack for 12.2 and older distros, which
  seem broken on them

OBS-URL: https://build.opensuse.org/request/show/208679
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/alsa?expand=0&rev=143
2013-11-27 13:17:10 +00:00

33 lines
1.1 KiB
Diff

From 49ad6699e68862ef9888bdf10b5bdaa19933f1ea Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 27 Nov 2013 09:37:54 +0100
Subject: [PATCH] dmix: Don't use assert() and abort()
We seem to still have some races at closing a dmix stream, but
aborting is the worst option. Let's make not melt down.
Reference: https://bugzilla.novell.com/show_bug.cgi?id=852446
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
src/pcm/pcm_direct.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/pcm/pcm_direct.h b/src/pcm/pcm_direct.h
index 70c2c6a0229f..5ae39c0e4237 100644
--- a/src/pcm/pcm_direct.h
+++ b/src/pcm/pcm_direct.h
@@ -274,8 +274,8 @@ static inline int snd_pcm_direct_semaphore_up(snd_pcm_direct_t *dmix, int sem_nu
static inline int snd_pcm_direct_semaphore_final(snd_pcm_direct_t *dmix, int sem_num)
{
if (dmix->locked[sem_num] != 1) {
- assert(dmix->locked[sem_num] != 1);
- abort();
+ SNDMSG("invalid semaphore count to finalize %d: %d", sem_num, dmix->locked[sem_num]);
+ return -EBUSY;
}
return snd_pcm_direct_semaphore_up(dmix, sem_num);
}
--
1.8.4.3