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-rw-r--r--libavformat/aviobuf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c
index a77517d712..9675425349 100644
--- a/libavformat/aviobuf.c
+++ b/libavformat/aviobuf.c
@@ -540,7 +540,7 @@ static void fill_buffer(AVIOContext *s)
{
int max_buffer_size = s->max_packet_size ?
s->max_packet_size : IO_BUFFER_SIZE;
- uint8_t *dst = s->buf_end - s->buffer + max_buffer_size < s->buffer_size ?
+ uint8_t *dst = s->buf_end - s->buffer + max_buffer_size <= s->buffer_size ?
s->buf_end : s->buffer;
int len = s->buffer_size - (dst - s->buffer);