[FFmpeg-cvslog] avcodec/hevc_ps: More complete window reset

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Nov 27 15:03:35 2014 +0100| [57e5812198aada016e9ba4149123c541f8c8a7ec] | committer: Michael Niedermayer

avcodec/hevc_ps: More complete window reset

Fixes out of array read
Fixes: signal_sigsegv_35bcf26_471_cov_2806540268_CAINIT_A_SHARP_4.bit
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=57e5812198aada016e9ba4149123c541f8c8a7ec
---

 libavcodec/hevc_ps.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index 0d6ede2..1f64971 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -1025,10 +1025,8 @@ int ff_hevc_decode_nal_sps(HEVCContext *s)
         }
         av_log(s->avctx, AV_LOG_WARNING,
                "Displaying the whole video surface.\n");
-        sps->pic_conf_win.left_offset   =
-        sps->pic_conf_win.right_offset  =
-        sps->pic_conf_win.top_offset    =
-        sps->pic_conf_win.bottom_offset = 0;
+        memset(&sps->pic_conf_win, 0, sizeof(sps->pic_conf_win));
+        memset(&sps->output_window, 0, sizeof(sps->output_window));
         sps->output_width               = sps->width;
         sps->output_height              = sps->height;
     }