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ff_lock_avcodec: make the lock state be consistent in case of failure. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-12-06 02:21:11 +01:00
parent 2dec950f49
commit 7885fa7685
1 changed files with 2 additions and 0 deletions
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2
libavcodec/utils.c
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@ -2555,6 +2555,8 @@ int ff_lock_avcodec(AVCodecContext *log_ctx)
entangled_thread_counter++;
if (entangled_thread_counter != 1) {
av_log(log_ctx, AV_LOG_ERROR, "Insufficient thread locking around avcodec_open/close()\n");
ff_avcodec_locked = 1;
ff_unlock_avcodec();
return AVERROR(EINVAL);
}
av_assert0(!ff_avcodec_locked);