From c0e561d15e5b08fae575c539da275d31d3eb519b Mon Sep 17 00:00:00 2001 From: John Koleszar Date: Fri, 7 Jun 2013 08:49:38 -0700 Subject: [PATCH] Fix a crash in vpxdec If the codec fails to return a frame on the second frame (as in a VP8 alt-ref, then img will be a null pointer and dereferencing it while trying to write the color format (again) will crash. Change-Id: Ie48710d4c5715f532d453c879c71c20ccdeb81cc --- vpxdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/vpxdec.c b/vpxdec.c index 811d41b..9ae868f 100644 --- a/vpxdec.c +++ b/vpxdec.c @@ -1025,7 +1025,7 @@ int main(int argc, const char **argv_) { show_progress(frame_in, frame_out, dx_time); if (!noblit) { - if (frame_out == 1 && use_y4m) { + if (frame_out == 1 && img && use_y4m) { /* Write out the color format to terminate the header line */ const char *color = img->fmt == VPX_IMG_FMT_444A ? "C444alpha\n" : -- 2.7.4