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| author | Jun Zhao <barryjzhao@tencent.com> | 2019-05-10 19:03:54 +0800 |
|---|---|---|
| committer | Jun Zhao <barryjzhao@tencent.com> | 2019-05-12 14:17:22 +0800 |
| commit | 00555f4b8b40e52b379b24464a96f94d90432fee (patch) | |
| tree | 472822b34a94df94ef2ecc3dd19e0deb66036813 /libavcodec/avpacket.c | |
| parent | 014b0e5092a2dfd1bc0d661fc53d8530ec83d772 (diff) | |
| download | ffmpeg-00555f4b8b40e52b379b24464a96f94d90432fee.tar.gz | |
lavc/avpacket: check NULL before using the pointer
Need to check NULL before using the pointer
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
Diffstat (limited to 'libavcodec/avpacket.c')
| -rw-r--r-- | libavcodec/avpacket.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c index 8f0603df78..2b20067211 100644 --- a/libavcodec/avpacket.c +++ b/libavcodec/avpacket.c @@ -522,11 +522,12 @@ fail: int av_packet_unpack_dictionary(const uint8_t *data, int size, AVDictionary **dict) { - const uint8_t *end = data + size; + const uint8_t *end; int ret = 0; if (!dict || !data || !size) return ret; + end = data + size; if (size && end[-1]) return AVERROR_INVALIDDATA; while (data < end) { |