Re: [PATCH] ALSA: usb: caiaq: audio: Delete two error messages for a failed memory allocation in alloc_urbs()

From: Daniel Mack
Date: Sat Aug 12 2017 - 03:40:03 EST


On 08/11/2017 08:00 PM, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Fri, 11 Aug 2017 19:39:06 +0200
>
> Omit extra messages for a memory allocation failure in this function.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>

Acked-by: Daniel Mack <daniel@xxxxxxxxxx>



> ---
> sound/usb/caiaq/audio.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c
> index 8f66ba730d69..1f306155e76a 100644
> --- a/sound/usb/caiaq/audio.c
> +++ b/sound/usb/caiaq/audio.c
> @@ -731,7 +731,6 @@ static struct urb **alloc_urbs(struct snd_usb_caiaqdev *cdev, int dir, int *ret)
>
> urbs = kmalloc(N_URBS * sizeof(*urbs), GFP_KERNEL);
> if (!urbs) {
> - dev_err(dev, "unable to kmalloc() urbs, OOM!?\n");
> *ret = -ENOMEM;
> return NULL;
> }
> @@ -746,7 +745,6 @@ static struct urb **alloc_urbs(struct snd_usb_caiaqdev *cdev, int dir, int *ret)
> urbs[i]->transfer_buffer =
> kmalloc(FRAMES_PER_URB * BYTES_PER_FRAME, GFP_KERNEL);
> if (!urbs[i]->transfer_buffer) {
> - dev_err(dev, "unable to kmalloc() transfer buffer, OOM!?\n");
> *ret = -ENOMEM;
> return urbs;
> }
>