diff --git a/libavcodec/wnv1.c b/libavcodec/wnv1.c
index 60f8a25a22..e7c92e803e 100644
--- a/libavcodec/wnv1.c
+++ b/libavcodec/wnv1.c
@@ -68,8 +68,8 @@ static int decode_frame(AVCodecContext *avctx,
     int prev_y = 0, prev_u = 0, prev_v = 0;
     uint8_t *rbuf;
 
-    if(buf_size<=8) {
-        av_log(avctx, AV_LOG_ERROR, "buf_size %d is too small\n", buf_size);
+    if (buf_size <= 8) {
+        av_log(avctx, AV_LOG_ERROR, "Packet size %d is too small\n", buf_size);
         return AVERROR_INVALIDDATA;
     }