[PATCH 1/6] usb: chipidea: usbmisc: unset global varibale usbmisc on driver remove
From: Michael Grzeschik <hidden>
Date: 2012-11-14 11:55:32
Also in:
linux-arm-kernel
Subsystem:
chipidea usb high speed dual role controller, the rest, usb subsystem · Maintainers:
Peter Chen, Linus Torvalds, Greg Kroah-Hartman
Possibly related (same subject, not in this thread)
- 2012-11-14 · Re: [PATCH 1/6] usb: chipidea: usbmisc: unset global varibale usbmisc on driver remove · Alexander Shishkin <hidden>
From: Marc Kleine-Budde <redacted> While there fix a potential race condition, first set usbmisc, then call usbmisc_set_ops(). Signed-off-by: Marc Kleine-Budde <redacted> Signed-off-by: Michael Grzeschik <redacted> --- 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;