From 9794476942d8704cfbdef8d5f13427673ab70dcd Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Thu, 17 Oct 2019 10:58:01 +0300 Subject: [PATCH] usb: cdns3: Error out if USB_DR_MODE_UNKNOWN in cdns3_core_init_role() USB_DR_MODE_UNKNOWN should be treated as error as it is done in cdns3_drd_update_mode(). Fixes: 02ffc26df96b ("usb: cdns3: fix cdns3_core_init_role()") Signed-off-by: Roger Quadros Link: https://lore.kernel.org/r/20191017075801.8734-1-rogerq@ti.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/cdns3/core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c index 1109dc5..c2123ef 100644 --- a/drivers/usb/cdns3/core.c +++ b/drivers/usb/cdns3/core.c @@ -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; -- 2.7.4