On Sat, Jul 12, 2025 at 01:46:28PM +0000, Jiasheng Jiang wrote:
> Add av_freep() to free new_elem to avoid memory leak.
>
> Fixes: 2d0bfbd0fa ("fftools/cmdutils: Use av_dynarray_add_nofree()")
> Signed-off-by: Jiasheng Jiang <[email protected]>
> ---
> Changlog:
>
> v1 -> v2:
>
> 1. Remove the unnecessary return NULL.
> ---
> fftools/cmdutils.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
> index e442935cae..dc093b0bd3 100644
> --- a/fftools/cmdutils.c
> +++ b/fftools/cmdutils.c
> @@ -1471,9 +1471,12 @@ void *allocate_array_elem(void *ptr, size_t elem_size,
> int *nb_elems)
> {
> void *new_elem;
>
> - if (!(new_elem = av_mallocz(elem_size)) ||
> - av_dynarray_add_nofree(ptr, nb_elems, new_elem) < 0)
> + new_elem = av_mallocz(elem_size);
> + if (!new_elem)
> return NULL;
> + if (av_dynarray_add_nofree(ptr, nb_elems, new_elem) < 0)
> + av_freep(&new_elem);
> +
> return new_elem;
> }2d0bfbd0fa has not introduced this leak The code before exited, liek the code after but did leak too - new_elem = av_mallocz(elem_size); - if (!new_elem) - exit_program(1); [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Never trust a computer, one day, it may think you are the virus. -- Compn
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