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-rw-r--r--libavcodec/h264.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 6daa0f06fa..8675572b80 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -8147,7 +8147,7 @@ static int decode_nal_units(H264Context *h, uint8_t *buf, int buf_size){
if (ptr==NULL || dst_length < 0){
return -1;
}
- while(ptr[dst_length - 1] == 0 && dst_length > 1)
+ while(ptr[dst_length - 1] == 0 && dst_length > 0)
dst_length--;
bit_length= 8*dst_length - decode_rbsp_trailing(h, ptr + dst_length - 1);