mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-27 12:57:53 +00:00
Code Issues Releases Wiki Activity

watchdog: pcwd_usb: Avoid GFP_ATOMIC where it is not needed

Browse source 
There is no need to use GFP_ATOMIC here. It is a probe function, no
spinlock is taken and GFP_KERNEL is used just before and just after this
'usb_alloc_coherent()' call.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20200809071912.742836-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Christophe JAILLET 2020-08-09 09:19:12 +02:00 committed by Wim Van Sebroeck
parent 4b2e7f99cd
commit b65762108b
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/watchdog/pcwd_usb.c
View file

@ -656,7 +656,7 @@ static int usb_pcwd_probe(struct usb_interface *interface,
/* set up the memory buffer's */
usb_pcwd->intr_buffer = usb_alloc_coherent(udev, usb_pcwd->intr_size,
GFP_ATOMIC, &usb_pcwd->intr_dma);
GFP_KERNEL, &usb_pcwd->intr_dma);
if (!usb_pcwd->intr_buffer) {
pr_err("Out of memory\n");
goto error;