On Wed, Aug 16, 2017 at 12:23 PM, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Wed, 16 Aug 2017 21:00:16 +0200
> MIME-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: 8bit
>
> The script “checkpatch.pl” pointed information out like the following.
>
> Comparison to NULL could be written !…
>
> Thus fix affected source code places.
I think these are find to do when changing other code, but as
stand-alone, I'm not interested in taking them, sorry!
-Kees
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> fs/pstore/ram.c | 2 +-
> fs/pstore/ram_core.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
> index 0ef95c384bed..38b81868f7f9 100644
> --- a/fs/pstore/ram.c
> +++ b/fs/pstore/ram.c
> @@ -333,7 +333,7 @@ static ssize_t ramoops_pstore_read(struct pstore_record *record)
> record->ecc_notice_size = persistent_ram_ecc_string(prz, NULL, 0);
>
> record->buf = kmalloc(size + record->ecc_notice_size + 1, GFP_KERNEL);
> - if (record->buf == NULL) {
> + if (!record->buf) {
> size = -ENOMEM;
> goto out;
> }
> diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
> index 5d9f7280d757..e37b2d0cb9f4 100644
> --- a/fs/pstore/ram_core.c
> +++ b/fs/pstore/ram_core.c
> @@ -223,7 +223,7 @@ static int persistent_ram_init_ecc(struct persistent_ram_zone *prz,
> */
> prz->rs_decoder = init_rs(prz->ecc_info.symsize, prz->ecc_info.poly,
> 0, 1, prz->ecc_info.ecc_size);
> - if (prz->rs_decoder == NULL) {
> + if (!prz->rs_decoder) {
> pr_info("init_rs failed\n");
> return -EINVAL;
> }
> --
> 2.14.0
>
--
Kees Cook
Pixel Security
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