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authorBastien Nocera <[email protected]>2019-10-16 09:39:32 +0000
committerGreg Kroah-Hartman <[email protected]>2020-02-12 19:01:55 +0000
commit77419aa403ca1395f66e1e3de87743f54ba144b6 (patch)
tree13b24674cf8e8151b59015ec90f003d696abafad /drivers/usb/core/generic.c
parentUSB: Select better matching USB drivers when available (diff)
downloadkernel-77419aa403ca1395f66e1e3de87743f54ba144b6.tar.gz
kernel-77419aa403ca1395f66e1e3de87743f54ba144b6.zip
USB: Fallback to generic driver when specific driver fails
If ->probe fails for a device specific driver, ask the driver core to reprobe us, after having flagged the device for the generic driver to be forced. Signed-off-by: Bastien Nocera <[email protected]> Acked-by: Alan Stern <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/usb/core/generic.c')
-rw-r--r--drivers/usb/core/generic.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/core/generic.c b/drivers/usb/core/generic.c
index 84da85c13825..4626227a6dd2 100644
--- a/drivers/usb/core/generic.c
+++ b/drivers/usb/core/generic.c
@@ -213,6 +213,9 @@ static int __check_usb_generic(struct device_driver *drv, void *data)
static bool usb_generic_driver_match(struct usb_device *udev)
{
+ if (udev->use_generic_driver)
+ return true;
+
/*
* If any other driver wants the device, leave the device to this other
* driver.