This is a note to let you know that I've just added the patch titled
wifi: plfxlc: check for allocation failure in plfxlc_usb_wreq_async()
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
wifi-plfxlc-check-for-allocation-failure-in-plfxlc_u.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 111cd2c284e87ee708cd261b2f484cd465f7bc3b
Author: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Mon Oct 30 12:03:23 2023 +0300
wifi: plfxlc: check for allocation failure in plfxlc_usb_wreq_async()
[ Upstream commit 40018a8fa9aa63ca5b26e803502138158fb0ff96 ]
Check for if the usb_alloc_urb() failed.
Fixes: 68d57a07bfe5 ("wireless: add plfxlc driver for pureLiFi X, XL, XC devices")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/e8d4a19a-f251-4101-a89b-607345e938cb@moroto.mountain
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/wireless/purelifi/plfxlc/usb.c b/drivers/net/wireless/purelifi/plfxlc/usb.c
index 76d0a778636a..311676c1ece0 100644
--- a/drivers/net/wireless/purelifi/plfxlc/usb.c
+++ b/drivers/net/wireless/purelifi/plfxlc/usb.c
@@ -493,9 +493,12 @@ int plfxlc_usb_wreq_async(struct plfxlc_usb *usb, const u8 *buffer,
void *context)
{
struct usb_device *udev = interface_to_usbdev(usb->ez_usb);
- struct urb *urb = usb_alloc_urb(0, GFP_ATOMIC);
+ struct urb *urb;
int r;
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!urb)
+ return -ENOMEM;
usb_fill_bulk_urb(urb, udev, usb_sndbulkpipe(udev, EP_DATA_OUT),
(void *)buffer, buffer_len, complete_fn, context);
