Re: [PATCH] nvdimm: nfit: remove redundant NULL check before vfree()

On 7/3/26 7:48 AM, [email protected] wrote:
> From: Mohammad Shahid <[email protected]>
> 
> vfree() safely handles NULL pointers, so the explicit NULL check
> before calling vfree() is unnecessary.
> 
> This issue was reported by ifnullfree.cocci.
> 
> Signed-off-by: Mohammad Shahid <[email protected]>

Reviewed-by: Dave Jiang <[email protected]>

> ---
>  tools/testing/nvdimm/test/nfit.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c
> index f87e9f251d13..009fe107b0d7 100644
> --- a/tools/testing/nvdimm/test/nfit.c
> +++ b/tools/testing/nvdimm/test/nfit.c
> @@ -1644,8 +1644,7 @@ static void *__test_alloc(struct nfit_test *t, size_t size, dma_addr_t *dma,
>   err:
>  	if (*dma && size >= DIMM_SIZE)
>  		gen_pool_free(nfit_pool, *dma, size);
> -	if (buf)
> -		vfree(buf);
> +	vfree(buf);
>  	kfree(nfit_res);
>  	return NULL;
>  }