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matroskadec: fix potential mem leak
may or may not fix CID134 and CID135 Originally committed as revision 13636 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -505,6 +505,7 @@ ebml_read_ascii (MatroskaDemuxContext *matroska,
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offset_t pos = url_ftell(pb);
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av_log(matroska->ctx, AV_LOG_ERROR,
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"Read error at pos. %"PRIu64" (0x%"PRIx64")\n", pos, pos);
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av_free(*str);
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return AVERROR(EIO);
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}
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(*str)[size] = '\0';
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