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-rw-r--r--libavcodec/sunrast.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/sunrast.c b/libavcodec/sunrast.c
index 25e11f6cd2..0af5626e35 100644
--- a/libavcodec/sunrast.c
+++ b/libavcodec/sunrast.c
@@ -168,7 +168,7 @@ static int sunrast_decode_frame(AVCodecContext *avctx, void *data,
}
} else {
for (y = 0; y < h; y++) {
- if (buf_end - buf < len)
+ if (buf_end - buf < alen)
break;
memcpy(ptr, buf, len);
ptr += stride;