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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2020-08-09 09:19:12 +0200
committerWim Van Sebroeck <wim@linux-watchdog.org>2020-10-14 15:02:22 +0200
commitb65762108bad73255f5f28658b6d7b79bd178be8 (patch)
tree66aadddea527612a75d2f0398e206a38deadcbb7 /drivers/watchdog
parentdrivers: watchdog: rdc321x_wdt: Fix race condition bugs (diff)
downloadlinux-b65762108bad73255f5f28658b6d7b79bd178be8.tar.xz
linux-b65762108bad73255f5f28658b6d7b79bd178be8.zip
watchdog: pcwd_usb: Avoid GFP_ATOMIC where it is not needed
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>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/pcwd_usb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/watchdog/pcwd_usb.c b/drivers/watchdog/pcwd_usb.c
index 41a928eb91ed..1bdaf17c1d38 100644
--- a/drivers/watchdog/pcwd_usb.c
+++ b/drivers/watchdog/pcwd_usb.c
@@ -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;