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Code Issues Releases Activity

avfilter/vf_drawtext: fix resource leaks

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Fixes CID1206649

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-04-27 01:54:32 +02:00
parent 66e30a2e65
commit 6956b048d8
1 changed files with 5 additions and 1 deletions
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6
libavfilter/vf_drawtext.c
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@ -457,6 +457,7 @@ static int load_textfile(AVFilterContext *ctx)
DrawTextContext *s = ctx->priv;
int err;
uint8_t *textbuf;
uint8_t *tmp;
size_t textbuf_size;
if ((err = av_file_map(s->textfile, &textbuf, &textbuf_size, 0, ctx)) < 0) {
@ -466,8 +467,11 @@ static int load_textfile(AVFilterContext *ctx)
return err;
}
if (!(s->text = av_realloc(s->text, textbuf_size + 1)))
if (!(tmp = av_realloc(s->text, textbuf_size + 1))) {
av_file_unmap(textbuf, textbuf_size);
return AVERROR(ENOMEM);
}
s->text = tmp;
memcpy(s->text, textbuf, textbuf_size);
s->text[textbuf_size] = 0;
av_file_unmap(textbuf, textbuf_size);