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authorPaolo Bonzini <pbonzini@redhat.com>2021-01-07 18:06:52 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2021-01-07 18:06:52 -0500
commitbc351f07260533cc1b3987339551decd00ddd52e (patch)
tree3b6f396681f08dacc8dd24ce2c586ea2195e825d /drivers/usb/cdns3/core.c
parentd45f89f7437d0f2c8275b4434096164db106384d (diff)
parent9aa418792f5f11ef5d6f72265e1f8ae07efd5784 (diff)
Merge branch 'kvm-master' into kvm-next
Fixes to get_mmio_spte, destined to 5.10 stable branch.
Diffstat (limited to 'drivers/usb/cdns3/core.c')
-rw-r--r--drivers/usb/cdns3/core.c29
1 files changed, 16 insertions, 13 deletions
diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c
index a0f73d4711ae..039ab5d2435e 100644
--- a/drivers/usb/cdns3/core.c
+++ b/drivers/usb/cdns3/core.c
@@ -427,7 +427,6 @@ static irqreturn_t cdns3_wakeup_irq(int irq, void *data)
*/
static int cdns3_probe(struct platform_device *pdev)
{
- struct usb_role_switch_desc sw_desc = { };
struct device *dev = &pdev->dev;
struct resource *res;
struct cdns3 *cdns;
@@ -529,18 +528,21 @@ static int cdns3_probe(struct platform_device *pdev)
if (ret)
goto err2;
- sw_desc.set = cdns3_role_set;
- sw_desc.get = cdns3_role_get;
- sw_desc.allow_userspace_control = true;
- sw_desc.driver_data = cdns;
- if (device_property_read_bool(dev, "usb-role-switch"))
+ if (device_property_read_bool(dev, "usb-role-switch")) {
+ struct usb_role_switch_desc sw_desc = { };
+
+ sw_desc.set = cdns3_role_set;
+ sw_desc.get = cdns3_role_get;
+ sw_desc.allow_userspace_control = true;
+ sw_desc.driver_data = cdns;
sw_desc.fwnode = dev->fwnode;
- cdns->role_sw = usb_role_switch_register(dev, &sw_desc);
- if (IS_ERR(cdns->role_sw)) {
- ret = PTR_ERR(cdns->role_sw);
- dev_warn(dev, "Unable to register Role Switch\n");
- goto err3;
+ cdns->role_sw = usb_role_switch_register(dev, &sw_desc);
+ if (IS_ERR(cdns->role_sw)) {
+ ret = PTR_ERR(cdns->role_sw);
+ dev_warn(dev, "Unable to register Role Switch\n");
+ goto err3;
+ }
}
if (cdns->wakeup_irq) {
@@ -551,7 +553,7 @@ static int cdns3_probe(struct platform_device *pdev)
if (ret) {
dev_err(cdns->dev, "couldn't register wakeup irq handler\n");
- goto err3;
+ goto err4;
}
}
@@ -582,7 +584,8 @@ static int cdns3_probe(struct platform_device *pdev)
return 0;
err4:
cdns3_drd_exit(cdns);
- usb_role_switch_unregister(cdns->role_sw);
+ if (cdns->role_sw)
+ usb_role_switch_unregister(cdns->role_sw);
err3:
set_phy_power_off(cdns);
err2: