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[FFmpeg-devel,1/9] avformat/aviobuf: write data into the IO buffer till the very end of the buffer

Message ID 20200929211021.25030-1-cus@passwd.hu
State Accepted
Headers show
Series [FFmpeg-devel,1/9] avformat/aviobuf: write data into the IO buffer till the very end of the buffer | expand

Checks

Context Check Description
andriy/default pending
andriy/make success Make finished
andriy/make_fate success Make fate finished

Commit Message

Marton Balint Sept. 29, 2020, 9:10 p.m. UTC 
There was an off-by-one error when checking if the IO buffer still has enough
space till the end. One more byte can be safely written.

Signed-off-by: Marton Balint <cus@passwd.hu>
---
 libavformat/aviobuf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

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);