Re: [PATCH] pci/setup-bus: Delete an error message for a failed memory allocation in add_to_list()

From: Bjorn Helgaas
Date: Fri Jan 12 2018 - 19:08:49 EST


On Fri, Dec 29, 2017 at 12:47:11PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Fri, 29 Dec 2017 12:15:16 +0100
>
> Omit an extra message for a memory allocation failure in this function.

If this is an "extra" message, I assume there's some other message?
Can you mention where that is in the changelog?

Also, please squash all the drivers/pci patches into one.

> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/pci/setup-bus.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
> index b1ad466199ad..d131d29c4fdb 100644
> --- a/drivers/pci/setup-bus.c
> +++ b/drivers/pci/setup-bus.c
> @@ -67,10 +67,8 @@ static int add_to_list(struct list_head *head,
> struct pci_dev_resource *tmp;
>
> tmp = kzalloc(sizeof(*tmp), GFP_KERNEL);
> - if (!tmp) {
> - pr_warn("add_to_list: kmalloc() failed!\n");
> + if (!tmp)
> return -ENOMEM;
> - }
>
> tmp->res = res;
> tmp->dev = dev;
> --
> 2.15.1
>