linux-kernel - [PATCH] usb: gadget: udc: atmel: used managed kasprintf

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Message-Id: <20161201102656.29041-1-alexandre.belloni@free-electrons.com>
Date:   Thu,  1 Dec 2016 11:26:56 +0100
From:   Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:     Felipe Balbi <balbi@...nel.org>
Cc:     Nicolas Ferre <nicolas.ferre@...el.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Subject: [PATCH] usb: gadget: udc: atmel: used managed kasprintf

Use devm_kasprintf instead of simple kasprintf to free the allocated memory
when needed.

Suggested-by: Peter Rosin <peda@...ntia.se>
Signed-off-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com>
---
 drivers/usb/gadget/udc/atmel_usba_udc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index 45bc997d0711..aec72fe8273c 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -1978,7 +1978,8 @@ static struct usba_ep * atmel_udc_of_init(struct platform_device *pdev,
 			dev_err(&pdev->dev, "of_probe: name error(%d)\n", ret);
 			goto err;
 		}
-		ep->ep.name = kasprintf(GFP_KERNEL, "ep%d", ep->index);
+		ep->ep.name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "ep%d",
+					     ep->index);
 
 		ep->ep_regs = udc->regs + USBA_EPT_BASE(i);
 		ep->dma_regs = udc->regs + USBA_DMA_BASE(i);
-- 
2.10.2