On Wed 27 Feb 21:48 PST 2019, Dan Carpenter wrote:
> The memremap() function doesn't return error pointers, it returns NULL.
> This code is returning "ret = PTR_ERR(NULL);" which is success, but it
> should return -ENOMEM.
>
> Fixes: 312416d9171a ("drivers: qcom: add command DB driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
Thanks Dan, picking this up.
Regards,
Bjorn
> drivers/soc/qcom/cmd-db.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c
> index c701b3b010f1..f6c3d17b05c7 100644
> --- a/drivers/soc/qcom/cmd-db.c
> +++ b/drivers/soc/qcom/cmd-db.c
> @@ -248,8 +248,8 @@ static int cmd_db_dev_probe(struct platform_device *pdev)
> }
>
> cmd_db_header = memremap(rmem->base, rmem->size, MEMREMAP_WB);
> - if (IS_ERR_OR_NULL(cmd_db_header)) {
> - ret = PTR_ERR(cmd_db_header);
> + if (!cmd_db_header) {
> + ret = -ENOMEM;
> cmd_db_header = NULL;
> return ret;
> }
> --
> 2.17.1
>
