From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id A74CF4AADA for ; Thu, 11 Jul 2024 23:37:30 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 30D6D68DCBF; Fri, 12 Jul 2024 02:34:49 +0300 (EEST) Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 9596F68DBCD for ; Fri, 12 Jul 2024 02:34:35 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id A3343FF804 for ; Thu, 11 Jul 2024 23:34:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1720740874; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=xqoLLSq4FqW62maLABgkdhUr8TheyiUBl7vGhcN35kc=; b=kR8W4ohIhioBoMQhN4PVJoWi5yJmavB2+7sc44Ji/KI/EKUr7VFX+Po2K0XMg/BpB0QLRq pAC7fZxlpEi084Px1Ff0acNGBrld5FUqO5ZD8/d3tlNQLtnhWFsVslVALNvEaj7l/8Ufg6 KGlQZZs/pWfCfOglCTk8wG3er0cFJGqsGm6J/Krmor+I021IprNoMX/8b/w9Zmnl5HtG64 NoP3RG+yeyA5/EQb8gAUvpDgkGgzJiBQ3fCCHm7tfUz8VkuVfCuL2yqGE9nDFWFpvKwLG3 Ys81ZhMgvcL3I5Scq+N+RvyIn6jj07cJBcW2RUpFRpErEucgxj4USQUVH4qF0g== From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Fri, 12 Jul 2024 01:34:15 +0200 Message-ID: <20240711233417.1896879-21-michael@niedermayer.cc> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240711233417.1896879-1-michael@niedermayer.cc> References: <20240711233417.1896879-1-michael@niedermayer.cc> MIME-Version: 1.0 X-GND-Sasl: michael@niedermayer.cc Subject: [FFmpeg-devel] [PATCH 21/22] avutil/slicethread: Check pthread_*_init() for failure X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Fixes: CID1604383 Unchecked return value Fixes: CID1604439 Unchecked return value Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer --- libavutil/slicethread.c | 30 ++++++++++++++++++++++++++---- 1 file changed, 26 insertions(+), 4 deletions(-) diff --git a/libavutil/slicethread.c b/libavutil/slicethread.c index 115b0997369..e6b82e31b65 100644 --- a/libavutil/slicethread.c +++ b/libavutil/slicethread.c @@ -102,6 +102,7 @@ int avpriv_slicethread_create(AVSliceThread **pctx, void *priv, { AVSliceThread *ctx; int nb_workers, i; + int ret; av_assert0(nb_threads >= 0); if (!nb_threads) { @@ -135,16 +136,37 @@ 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; -- 2.45.2 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".