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Code Issues Releases Wiki Activity

usb: cdns3: Error out if USB_DR_MODE_UNKNOWN in cdns3_core_init_role()

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USB_DR_MODE_UNKNOWN should be treated as error as it is done in
cdns3_drd_update_mode().

Fixes: 02ffc26df9 ("usb: cdns3: fix cdns3_core_init_role()")
Signed-off-by: Roger Quadros <rogerq@ti.com>
Link: https://lore.kernel.org/r/20191017075801.8734-1-rogerq@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Roger Quadros 2019-10-17 10:58:01 +03:00 committed by Greg Kroah-Hartman
parent 7a6f22d747
commit 9794476942
1 changed files with 3 additions and 1 deletions
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4
drivers/usb/cdns3/core.c
View file

@ -166,7 +166,6 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
goto err;
switch (cdns->dr_mode) {
case USB_DR_MODE_UNKNOWN:
case USB_DR_MODE_OTG:
ret = cdns3_hw_role_switch(cdns);
if (ret)
@ -182,6 +181,9 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
if (ret)
goto err;
break;
default:
ret = -EINVAL;
goto err;
}
return ret;