On Wed, 6 Dec 2017, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Wed, 6 Dec 2017 17:00:18 +0100
>
> Omit an extra message for a memory allocation failure in this function.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/usb/core/hub.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
> index 7ccdd3d4db84..9fbb908e9552 100644
> --- a/drivers/usb/core/hub.c
> +++ b/drivers/usb/core/hub.c
> @@ -829,7 +829,6 @@ int usb_hub_clear_tt_buffer(struct urb *urb)
> */
> clear = kmalloc(sizeof *clear, GFP_ATOMIC);
> if (clear == NULL) {
> - dev_err(&udev->dev, "can't save CLEAR_TT_BUFFER state\n");
> /* FIXME recover somehow ... RESET_TT? */
> return -ENOMEM;
> }
Does the existing memory allocation error message include the
&udev->dev device name and driver name? If it doesn't, there will be
no way for the user to tell that the error message is related to the
device failure.
Alan Stern
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