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pcm: Do not access lock_enabled if thread safe API

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Without this commit compiling fails when THREAD_SAFE_API is not
enabled.

Signed-off-by: Timo Wischer <twischer@de.adit-jv.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Timo Wischer 2018-03-01 17:34:44 +01:00 • committed by Takashi Iwai
parent 543a9eac5d
commit 9c2fb31d0e
1 changed files with 3 additions and 0 deletions
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3
src/pcm/pcm.c
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@ -823,8 +823,11 @@ int snd_pcm_async(snd_pcm_t *pcm, int sig, pid_t pid)
sig = SIGIO; sig = SIGIO;
if (pid == 0) if (pid == 0)
pid = getpid(); pid = getpid();
#ifdef THREAD_SAFE_API
/* async handler may lead to a deadlock; suppose no multi thread */ /* async handler may lead to a deadlock; suppose no multi thread */
pcm->lock_enabled = 0; pcm->lock_enabled = 0;
#endif
return pcm->ops->async(pcm->op_arg, sig, pid); return pcm->ops->async(pcm->op_arg, sig, pid);
} }
#endif #endif