6.1-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter dan.carpenter@linaro.org
[ 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@linaro.org Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://lore.kernel.org/r/e8d4a19a-f251-4101-a89b-607345e938cb@moroto.mounta... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/purelifi/plfxlc/usb.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
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);