From ecf85e481a716cfe07406439fdc7ba9526bbfaeb Mon Sep 17 00:00:00 2001 From: Robert Jarzmik Date: Tue, 21 Apr 2009 20:33:10 -0700 Subject: [PATCH] USB: otg: Fix bug on remove path without transceiver In the case where a gadget driver is removed while no transceiver was found at probe time, a bug in otg_put_transceiver() will trigger. Provide symetric calls for otg_get_transceiver() and otg_put_transceiver(), wherever a transceiver was found or not. Signed-off-by: Robert Jarzmik Acked-by: David Brownell Signed-off-by: Greg Kroah-Hartman --- drivers/usb/otg/otg.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c index ff318fae7d4d..0a43a7db750f 100644 --- a/drivers/usb/otg/otg.c +++ b/drivers/usb/otg/otg.c @@ -43,7 +43,8 @@ EXPORT_SYMBOL(otg_get_transceiver); */ void otg_put_transceiver(struct otg_transceiver *x) { - put_device(x->dev); + if (x) + put_device(x->dev); } EXPORT_SYMBOL(otg_put_transceiver); -- 2.11.0