mwifiex_usb_probe() defines and sets bcd_usb but does not use it, Compiling with W=1 gives the following warning, fix it. mwifiex/usb.c: In function ‘mwifiex_usb_probe’: mwifiex/usb.c:383:41: warning: variable ‘bcd_usb’ set but not used [-Wunused-but-set-variable] The unused variable seems to be present since 4daffe354366 which introduced mwifiex_usb_probe(). Fixes: 4daffe354366 ("mwifiex: add support for Marvell USB8797 chipset") Cc: Amitkumar Karwar <akarwar@xxxxxxxxxxx> Signed-off-by: Kirtika Ruchandani <kirtika@xxxxxxxxxx> --- drivers/net/wireless/marvell/mwifiex/usb.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c index 73eb084..67a15c1 100644 --- a/drivers/net/wireless/marvell/mwifiex/usb.c +++ b/drivers/net/wireless/marvell/mwifiex/usb.c @@ -380,7 +380,7 @@ static int mwifiex_usb_probe(struct usb_interface *intf, struct usb_endpoint_descriptor *epd; int ret, i; struct usb_card_rec *card; - u16 id_vendor, id_product, bcd_device, bcd_usb; + u16 id_vendor, id_product, bcd_device; card = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); if (!card) @@ -389,7 +389,6 @@ static int mwifiex_usb_probe(struct usb_interface *intf, id_vendor = le16_to_cpu(udev->descriptor.idVendor); id_product = le16_to_cpu(udev->descriptor.idProduct); bcd_device = le16_to_cpu(udev->descriptor.bcdDevice); - bcd_usb = le16_to_cpu(udev->descriptor.bcdUSB); pr_debug("info: VID/PID = %X/%X, Boot2 version = %X\n", id_vendor, id_product, bcd_device); -- 2.8.0.rc3.226.g39d4020