Commit 46590b54 authored by Hayes Wang's avatar Hayes Wang Committed by Jakub Kicinski
Browse files

r8152: fix unknown device for choose_configuration 



For the unknown device, rtl8152_cfgselector_choose_configuration()
should return a negative value. Then, usb_choose_configuration() would
set a configuration for CDC ECM or NCM mode. Otherwise, there is no
usb interface driver for the device.

Fixes: aa4f2b3e ("r8152: Choose our USB config with choose_configuration() rather than probe()")
Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Link: https://lore.kernel.org/r/20240308075206.33553-436-nic_swsd@realtek.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 8f4cd89b

drivers/net/usb/r8152.c

+1 −1
Original line number Diff line number Diff line
@@ -10078,7 +10078,7 @@ static int rtl8152_cfgselector_choose_configuration(struct usb_device *udev) 
	 * driver supports it.

	 */

	if (__rtl_get_hw_ver(udev) == RTL_VER_UNKNOWN)

		return 0;

		return -ENODEV;



	/* The vendor mode is not always config #1, so to find it out. */

	c = udev->config;