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Tue, 8 Feb 2022 10:48:53 +0000 From: Andreas Rheinhardt To: ffmpeg-devel@ffmpeg.org Date: Tue, 8 Feb 2022 11:48:43 +0100 Message-ID: X-Mailer: git-send-email 2.32.0 X-TMN: [mPYlY8Hgaf4Sy5rDvYOAw57iWP7MCaxR] X-ClientProxiedBy: AM6PR10CA0029.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:209:89::42) To AM7PR03MB6660.eurprd03.prod.outlook.com (2603:10a6:20b:1c1::22) X-Microsoft-Original-Message-ID: <20220208104844.1074973-1-andreas.rheinhardt@outlook.com> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: c9004d71-3444-48ea-cfbc-08d9eaf098eb X-MS-Exchange-SLBlob-MailProps: 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 X-MS-TrafficTypeDiagnostic: AM4PR0301MB2306:EE_ X-Microsoft-Antispam: BCL:0; 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It could happen in case of allocation errors in vc2_encode_init(). Signed-off-by: Andreas Rheinhardt --- libavcodec/vc2enc_dwt.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/libavcodec/vc2enc_dwt.c b/libavcodec/vc2enc_dwt.c index a8d3f1c669..441af040ec 100644 --- a/libavcodec/vc2enc_dwt.c +++ b/libavcodec/vc2enc_dwt.c @@ -276,6 +276,8 @@ av_cold int ff_vc2enc_init_transforms(VC2TransformContext *s, int p_stride, av_cold void ff_vc2enc_free_transforms(VC2TransformContext *s) { - av_free(s->buffer - s->padding); - s->buffer = NULL; + if (s->buffer) { + av_free(s->buffer - s->padding); + s->buffer = NULL; + } }