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Diffstat (limited to 'libavcodec/zmbv.c')
-rw-r--r--libavcodec/zmbv.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/zmbv.c b/libavcodec/zmbv.c
index 8727bfc8b9..1b9435150f 100644
--- a/libavcodec/zmbv.c
+++ b/libavcodec/zmbv.c
@@ -493,6 +493,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
c->by = (c->height+ c->bh - 1) / c->bh;
if (!c->cur || !c->prev)
return -1;
+ memset(c->cur, 0, avctx->width * avctx->height * (c->bpp / 8));
+ memset(c->prev, 0, avctx->width * avctx->height * (c->bpp / 8));
c->decode_intra= decode_intra;
}
@@ -633,7 +635,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
/* Allocate decompression buffer */
if (c->decomp_size) {
- if ((c->decomp_buf = av_malloc(c->decomp_size)) == NULL) {
+ if ((c->decomp_buf = av_mallocz(c->decomp_size)) == NULL) {
av_log(avctx, AV_LOG_ERROR,
"Can't allocate decompression buffer.\n");
return AVERROR(ENOMEM);