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-rw-r--r--libavcodec/eacmv.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/eacmv.c b/libavcodec/eacmv.c
index f506f7cc3e..016b234243 100644
--- a/libavcodec/eacmv.c
+++ b/libavcodec/eacmv.c
@@ -97,6 +97,7 @@ static void cmv_decode_inter(CmvContext * s, const uint8_t *buf, const uint8_t *
}else if(raw<buf_end) { /* inter using second-last frame as reference */
int xoffset = (*raw & 0xF) - 7;
int yoffset = ((*raw >> 4)) - 7;
+ if (s->last2_frame.data[0])
cmv_motcomp(s->frame.data[0], s->frame.linesize[0],
s->last2_frame.data[0], s->last2_frame.linesize[0],
x*4, y*4, xoffset, yoffset, s->avctx->width, s->avctx->height);