usb: gadget: mv_udc_core: fix phy_regs I/O memory leak

commit 53e20f2eb161fbe9eea28b54dccc870cec94eca2 upstream.

There was an omission in transition to devm_xxx resource handling.
iounmap(udc->phy_regs) were removed, but ioremap() was left
without devm_.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Fixes: 3517c31a8ece6 ("usb: gadget: mv_udc: use devm_xxx for probe")
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/gadget/udc/mv_udc_core.c b/drivers/usb/gadget/udc/mv_udc_core.c
index d32160d6463f5fd3ca16442cdb37f0f0289fb5dc..5da37c957b53ce34bd9820ebfd57b9f20a5815c4 100644 (file)
--- a/drivers/usb/gadget/udc/mv_udc_core.c
+++ b/drivers/usb/gadget/udc/mv_udc_core.c
@@ -2167,7 +2167,7 @@ static int mv_udc_probe(struct platform_device *pdev)
                return -ENODEV;
        }
 
-       udc->phy_regs = ioremap(r->start, resource_size(r));
+       udc->phy_regs = devm_ioremap(&pdev->dev, r->start, resource_size(r));
        if (udc->phy_regs == NULL) {
                dev_err(&pdev->dev, "failed to map phy I/O memory\n");
                return -EBUSY;