From: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
While there fix a potential race condition, first set usbmisc, then call
usbmisc_set_ops().
Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
---
drivers/usb/chipidea/usbmisc_imx6q.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/chipidea/usbmisc_imx6q.c b/drivers/usb/chipidea/usbmisc_imx6q.c
index 416e3fc..edc0edd 100644
--- a/drivers/usb/chipidea/usbmisc_imx6q.c
+++ b/drivers/usb/chipidea/usbmisc_imx6q.c
@@ -116,14 +116,14 @@ static int __devinit usbmisc_imx6q_probe(struct platform_device *pdev)
return ret;
}
+ usbmisc = data;
ret = usbmisc_set_ops(&imx6q_usbmisc_ops);
if (ret) {
+ usbmisc = NULL;
clk_disable_unprepare(data->clk);
return ret;
}
- usbmisc = data;
-
return 0;
}
@@ -131,6 +131,7 @@ static int __devexit usbmisc_imx6q_remove(struct platform_device *pdev)
{
usbmisc_unset_ops(&imx6q_usbmisc_ops);
clk_disable_unprepare(usbmisc->clk);
+ usbmisc = NULL;
return 0;
}
--
1.7.10.4
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