From: Jun Zhao <barryjz...@tencent.com>
Need to check NULL before using the pointer
Signed-off-by: Jun Zhao <barryjz...@tencent.com>
---
libavcodec/avpacket.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c
index 8f0603d..2b20067 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) {
--
1.7.1
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