avformat/ffmenc: Use av_freep() to avoid leaving stale pointers in memory

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago · b68d902b6e
parent c8c10a5fc7
commit b68d902b6e
1 changed files with 1 additions and 1 deletions
--- a/libavformat/ffmenc.c
+++ b/libavformat/ffmenc.c
@ -137,7 +137,7 @@ static int ffm_write_header_codec_ctx(AVIOContext *pb, AVCodecContext *ctx, unsi
        goto fail;
    if (buf && strlen(buf)) {
        avio_write(tmp, buf, strlen(buf));
-        av_free(buf);
+        av_freep(&buf);
        need_coma = 1;
    }
    if ((ret = av_opt_serialize(ctx, 0, SKIP_DEFAULTS | OPT_FLAGS_EXACT, &buf, '=', ',')) < 0)