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avformat/utils: Check allocations for failure 

There would be leaks in case of failure.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-04-01 18:18:13 +02:00
parent 18bb323da4
commit 543e4a1942
1 changed files with 12 additions and 4 deletions
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16
libavformat/utils.c
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@ -4625,7 +4625,7 @@ fail:
AVProgram *av_new_program(AVFormatContext *ac, int id)
{
AVProgram *program = NULL;
int i;
int i, ret;
av_log(ac, AV_LOG_TRACE, "new_program: id=0x%04x\n", id);
@ -4637,7 +4637,11 @@ AVProgram *av_new_program(AVFormatContext *ac, int id)
program = av_mallocz(sizeof(AVProgram));
if (!program)
return NULL;
dynarray_add(&ac->programs, &ac->nb_programs, program);
ret = av_dynarray_add_nofree(&ac->programs, &ac->nb_programs, program);
if (ret < 0) {
av_free(program);
return NULL;
}
program->discard = AVDISCARD_NONE;
program->pmt_version = -1;
program->id = id;
@ -4657,7 +4661,7 @@ AVChapter *avpriv_new_chapter(AVFormatContext *s, int64_t id, AVRational time_ba
int64_t start, int64_t end, const char *title)
{
AVChapter *chapter = NULL;
int i;
int i, ret;
if (end != AV_NOPTS_VALUE && start > end) {
av_log(s, AV_LOG_ERROR, "Chapter end time %"PRId64" before start %"PRId64"\n", end, start);
@ -4677,7 +4681,11 @@ AVChapter *avpriv_new_chapter(AVFormatContext *s, int64_t id, AVRational time_ba
chapter = av_mallocz(sizeof(AVChapter));
if (!chapter)
return NULL;
dynarray_add(&s->chapters, &s->nb_chapters, chapter);
ret = av_dynarray_add_nofree(&s->chapters, &s->nb_chapters, chapter);
if (ret < 0) {
av_free(chapter);
return NULL;
}
}
av_dict_set(&chapter->metadata, "title", title, 0);
chapter->id = id;