avformat/xwma: fix memleak of dpds_table

Fixes CID1087092
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-04-29 20:48:03 +02:00
parent cf4dbe9aff
commit 375a0c03a9

View File

@ -130,8 +130,10 @@ static int xwma_read_header(AVFormatContext *s)
/* parse the remaining RIFF chunks */
for (;;) {
if (pb->eof_reached)
return AVERROR_EOF;
if (pb->eof_reached) {
ret = AVERROR_EOF;
goto end;
}
/* read next chunk tag */
tag = avio_rl32(pb);
size = avio_rl32(pb);
@ -152,7 +154,8 @@ static int xwma_read_header(AVFormatContext *s)
/* Error out if there is more than one dpds chunk. */
if (dpds_table) {
av_log(s, AV_LOG_ERROR, "two dpds chunks present\n");
return AVERROR_INVALIDDATA;
ret = AVERROR_INVALIDDATA;
goto end;
}
/* Compute the number of entries in the dpds chunk. */
@ -184,8 +187,10 @@ static int xwma_read_header(AVFormatContext *s)
}
/* Determine overall data length */
if (size < 0)
return AVERROR_INVALIDDATA;
if (size < 0) {
ret = AVERROR_INVALIDDATA;
goto end;
}
if (!size) {
xwma->data_end = INT64_MAX;
} else
@ -204,7 +209,8 @@ static int xwma_read_header(AVFormatContext *s)
av_log(s, AV_LOG_ERROR,
"Invalid bits_per_coded_sample %d for %d channels\n",
st->codec->bits_per_coded_sample, st->codec->channels);
return AVERROR_INVALIDDATA;
ret = AVERROR_INVALIDDATA;
goto end;
}
st->duration = total_decoded_bytes / bytes_per_sample;
@ -239,9 +245,10 @@ static int xwma_read_header(AVFormatContext *s)
st->duration = (size<<3) * st->codec->sample_rate / st->codec->bit_rate;
}
end:
av_free(dpds_table);
return 0;
return ret;
}
static int xwma_read_packet(AVFormatContext *s, AVPacket *pkt)