lavf: Explicitly convert types at function pointer assignment

[ffmpeg] / libavcodec / interplayvideo.c

diff --git a/libavcodec/interplayvideo.c b/libavcodec/interplayvideo.c
index 7d785e37642a19187de5ae114ea4ccb543995279..af7aa130d124e24668401d0b5fe765515dea42e3 100644 (file)
--- a/libavcodec/interplayvideo.c
+++ b/libavcodec/interplayvideo.c
@@ -79,7 +79,7 @@ static int copy_from(IpvideoContext *s, AVFrame *src, AVFrame *dst, int delta_x,
             motion_offset, s->upper_motion_limit_offset);
         return AVERROR_INVALIDDATA;
     }
-    if (src->data[0] == NULL) {
+    if (!src->data[0]) {
         av_log(s->avctx, AV_LOG_ERROR, "Invalid decode type, corrupted header?\n");
         return AVERROR(EINVAL);
     }