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nutdec: fix memleaks on error in nut_read_header

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Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Andreas Cadhalpun 2015-04-28 20:58:21 +02:00 committed by Michael Niedermayer
parent 3ff1af2b0d
commit 361702660d
1 changed files with 13 additions and 5 deletions
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18
libavformat/nutdec.c
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@ -745,12 +745,14 @@ fail:
return ret;
}
static int nut_read_close(AVFormatContext *s);
static int nut_read_header(AVFormatContext *s)
{
NUTContext *nut = s->priv_data;
AVIOContext *bc = s->pb;
int64_t pos;
int initialized_stream_count;
int initialized_stream_count, ret = 0;
nut->avf = s;
@ -760,7 +762,8 @@ static int nut_read_header(AVFormatContext *s)
pos = find_startcode(bc, MAIN_STARTCODE, pos) + 1;
if (pos < 0 + 1) {
av_log(s, AV_LOG_ERROR, "No main startcode found.\n");
return AVERROR_INVALIDDATA;
ret = AVERROR_INVALIDDATA;
goto end;
}
} while (decode_main_header(nut) < 0);
@ -770,7 +773,8 @@ static int nut_read_header(AVFormatContext *s)
pos = find_startcode(bc, STREAM_STARTCODE, pos) + 1;
if (pos < 0 + 1) {
av_log(s, AV_LOG_ERROR, "Not all stream headers found.\n");
return AVERROR_INVALIDDATA;
ret = AVERROR_INVALIDDATA;
goto end;
}
if (decode_stream_header(nut) >= 0)
initialized_stream_count++;
@ -784,7 +788,8 @@ static int nut_read_header(AVFormatContext *s)
if (startcode == 0) {
av_log(s, AV_LOG_ERROR, "EOF before video frames\n");
return AVERROR_INVALIDDATA;
ret = AVERROR_INVALIDDATA;
goto end;
} else if (startcode == SYNCPOINT_STARTCODE) {
nut->next_startcode = startcode;
break;
@ -806,7 +811,10 @@ static int nut_read_header(AVFormatContext *s)
ff_metadata_conv_ctx(s, NULL, ff_nut_metadata_conv);
return 0;
end:
if (ret < 0)
nut_read_close(s);
return FFMIN(ret, 0);
}
static int read_sm_data(AVFormatContext *s, AVIOContext *bc, AVPacket *pkt, int is_meta, int64_t maxpos)