From 4471a2420717d8dc10b573cca50292d0d598d925 Mon Sep 17 00:00:00 2001 From: Mans Rullgard Date: Fri, 26 Oct 2012 21:43:55 +0100 Subject: vp8: fix memset() crossing array boundary Indexing across array boundaries is not allowed by C99. Signed-off-by: Mans Rullgard --- libavcodec/vp8.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'libavcodec/vp8.c') diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index 2766c9e37c..d9902c4c48 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -1964,7 +1964,8 @@ static int vp8_decode_frame(AVCodecContext *avctx, void *data, int *data_size, // top edge of 127 for intra prediction if (!(avctx->flags & CODEC_FLAG_EMU_EDGE)) { s->top_border[0][15] = s->top_border[0][23] = 127; - memset(s->top_border[1]-1, 127, s->mb_width*sizeof(*s->top_border)+1); + s->top_border[0][31] = 127; + memset(s->top_border[1], 127, s->mb_width*sizeof(*s->top_border)); } memset(s->ref_count, 0, sizeof(s->ref_count)); -- cgit v1.2.3