[FFmpeg-cvslog] avcodec/exr: fix clearing end of bitmap

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Tue Apr 12 21:39:32 2016 +0200| [392b0a25c236e7dc7e4976a5f1bed7485f801059] | committer: Paul B Mahol

avcodec/exr: fix clearing end of bitmap

Inspired by patch from Martin Vignali.

Signed-off-by: Paul B Mahol <onemda at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=392b0a25c236e7dc7e4976a5f1bed7485f801059
---

 libavcodec/exr.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/exr.c b/libavcodec/exr.c
index 9dd2ee9..250d99f 100644
--- a/libavcodec/exr.c
+++ b/libavcodec/exr.c
@@ -768,7 +768,7 @@ static int piz_uncompress(EXRContext *s, const uint8_t *src, int ssize,
     if (min_non_zero <= max_non_zero)
         bytestream2_get_buffer(&gb, td->bitmap + min_non_zero,
                                max_non_zero - min_non_zero + 1);
-    memset(td->bitmap + max_non_zero, 0, BITMAP_SIZE - max_non_zero);
+    memset(td->bitmap + max_non_zero + 1, 0, BITMAP_SIZE - max_non_zero - 1);
 
     maxval = reverse_lut(td->bitmap, td->lut);