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[stable,4/6] usb: dwc2/gadget: do not call disconnect method in pullup

Message ID 1410252496-13814-5-git-send-email-r.baldyga@samsung.com
State Accepted
Commit b510df5a36c066da3a188f4ade3404118b63c6de
Headers show

Commit Message

Robert Baldyga Sept. 9, 2014, 8:48 a.m. UTC
From: Marek Szyprowski <m.szyprowski@samsung.com>

This leads to potential spinlock recursion in composite framework, other
udc drivers also don't call it directly from pullup method.

Cc: <stable@vger.kernel.org> # 3.16.x
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
---
 drivers/usb/dwc2/gadget.c | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index f3198dc..1c2b8dd 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2943,7 +2943,6 @@  static int s3c_hsotg_pullup(struct usb_gadget *gadget, int is_on)
 		s3c_hsotg_phy_enable(hsotg);
 		s3c_hsotg_core_init(hsotg);
 	} else {
-		s3c_hsotg_disconnect(hsotg);
 		s3c_hsotg_phy_disable(hsotg);
 	}