ffmpeg | branch: release/4.3 | Michael Niedermayer <mich...@niedermayer.cc> | Thu Jul 11 23:27:34 2024 +0200| [23af4eac80bce0c5a1a63e347322a77c3aca2206] | committer: Michael Niedermayer
avutil/slicethread: Check pthread_*_init() for failure Fixes: CID1604383 Unchecked return value Fixes: CID1604439 Unchecked return value Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 23851c9ee0f231122c58955e795e17cfe8ca5d98) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=23af4eac80bce0c5a1a63e347322a77c3aca2206 --- libavutil/slicethread.c | 30 ++++++++++++++++++++++++++---- 1 file changed, 26 insertions(+), 4 deletions(-) diff --git a/libavutil/slicethread.c b/libavutil/slicethread.c index dfbe551ef2..45d085001c 100644 --- a/libavutil/slicethread.c +++ b/libavutil/slicethread.c @@ -98,6 +98,7 @@ int avpriv_slicethread_create(AVSliceThread **pctx, void *priv, { AVSliceThread *ctx; int nb_workers, i; + int ret; av_assert0(nb_threads >= 0); if (!nb_threads) { @@ -131,16 +132,37 @@ int avpriv_slicethread_create(AVSliceThread **pctx, void *priv, atomic_init(&ctx->first_job, 0); atomic_init(&ctx->current_job, 0); - pthread_mutex_init(&ctx->done_mutex, NULL); - pthread_cond_init(&ctx->done_cond, NULL); + ret = pthread_mutex_init(&ctx->done_mutex, NULL); + if (ret) { + av_freep(&ctx->workers); + av_freep(pctx); + return AVERROR(ret); + } + ret = pthread_cond_init(&ctx->done_cond, NULL); + if (ret) { + ctx->nb_threads = main_func ? 0 : 1; + avpriv_slicethread_free(pctx); + return AVERROR(ret); + } ctx->done = 0; for (i = 0; i < nb_workers; i++) { WorkerContext *w = &ctx->workers[i]; int ret; w->ctx = ctx; - pthread_mutex_init(&w->mutex, NULL); - pthread_cond_init(&w->cond, NULL); + ret = pthread_mutex_init(&w->mutex, NULL); + if (ret) { + ctx->nb_threads = main_func ? i : i + 1; + avpriv_slicethread_free(pctx); + return AVERROR(ret); + } + ret = pthread_cond_init(&w->cond, NULL); + if (ret) { + pthread_mutex_destroy(&w->mutex); + ctx->nb_threads = main_func ? i : i + 1; + avpriv_slicethread_free(pctx); + return AVERROR(ret); + } pthread_mutex_lock(&w->mutex); w->done = 0; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
