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Diffstat (limited to 'libavformat/wvenc.c')
-rw-r--r--libavformat/wvenc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/wvenc.c b/libavformat/wvenc.c
index 48e371aa13..8743739e8d 100644
--- a/libavformat/wvenc.c
+++ b/libavformat/wvenc.c
@@ -64,7 +64,7 @@ static av_cold int wv_write_trailer(AVFormatContext *ctx)
WvMuxContext *s = ctx->priv_data;
/* update total number of samples in the first block */
- if (ctx->pb->seekable && s->samples &&
+ if ((ctx->pb->seekable & AVIO_SEEKABLE_NORMAL) && s->samples &&
s->samples < UINT32_MAX) {
int64_t pos = avio_tell(ctx->pb);
avio_seek(ctx->pb, 12, SEEK_SET);