HID: use GFP_KERNEL in hid_alloc_buffers

We might sleep, so no problem to use GFP_KERNEL.

While at it bring the function to coding style.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 832e469265ee19c77d8fe8792dadd03374ca9f56..03cb494af1c55e3531fe169e99bc7a9daa5e9ccd 100644 (file)
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -651,13 +651,16 @@ static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
 {
        struct usbhid_device *usbhid = hid->driver_data;
 
-       if (!(usbhid->inbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->inbuf_dma)))
-               return -1;
-       if (!(usbhid->outbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->outbuf_dma)))
-               return -1;
-       if (!(usbhid->cr = usb_buffer_alloc(dev, sizeof(*(usbhid->cr)), GFP_ATOMIC, &usbhid->cr_dma)))
-               return -1;
-       if (!(usbhid->ctrlbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->ctrlbuf_dma)))
+       usbhid->inbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_KERNEL,
+                       &usbhid->inbuf_dma);
+       usbhid->outbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_KERNEL,
+                       &usbhid->outbuf_dma);
+       usbhid->cr = usb_buffer_alloc(dev, sizeof(*usbhid->cr), GFP_KERNEL,
+                       &usbhid->cr_dma);
+       usbhid->ctrlbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_KERNEL,
+                       &usbhid->ctrlbuf_dma);
+       if (!usbhid->inbuf || !usbhid->outbuf || !usbhid->cr ||
+                       !usbhid->ctrlbuf)
                return -1;
 
        return 0;