4.9-stable review patch. If anyone has any objections, please let me know.
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From: Grigor Tovmasyan Grigor.Tovmasyan@synopsys.com
[ Upstream commit 9bb073a053f0464ea74a4d4c331fdb7da58568d6 ]
Freed allocated request for ep0 to prevent memory leak in case when dwc2_driver_probe() failed.
Cc: Stefan Wahren stefan.wahren@i2se.com Cc: Marek Szyprowski m.szyprowski@samsung.com Tested-by: Stefan Wahren stefan.wahren@i2se.com Tested-by: Marek Szyprowski m.szyprowski@samsung.com Acked-by: Minas Harutyunyan hminas@synopsys.com Signed-off-by: Grigor Tovmasyan tovmasya@synopsys.com Signed-off-by: Felipe Balbi felipe.balbi@linux.intel.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/dwc2/gadget.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
--- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -3948,9 +3948,11 @@ int dwc2_gadget_init(struct dwc2_hsotg * }
ret = usb_add_gadget_udc(dev, &hsotg->gadget); - if (ret) + if (ret) { + dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, + hsotg->ctrl_req); return ret; - + } dwc2_hsotg_dump(hsotg);
return 0; @@ -3963,6 +3965,7 @@ int dwc2_gadget_init(struct dwc2_hsotg * int dwc2_hsotg_remove(struct dwc2_hsotg *hsotg) { usb_del_gadget_udc(&hsotg->gadget); + dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, hsotg->ctrl_req);
return 0; }