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From: Ye Bin <yebin10@huawei.com>
To: <leoyang.li@nxp.com>, <linux-usb@vger.kernel.org>,
	<linuxppc-dev@lists.ozlabs.org>
Cc: Ye Bin <yebin10@huawei.com>
Subject: [PATCH] usb: gadget: fsl: Fix unsigned expression compared with zero in fsl_udc_probe
Date: Mon, 24 Aug 2020 16:04:37 +0800	[thread overview]
Message-ID: <20200824080437.229826-1-yebin10@huawei.com> (raw)

Signed-off-by: Ye Bin <yebin10@huawei.com>
---
 drivers/usb/gadget/udc/fsl_udc_core.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c
index a6f7b2594c09..3e98740b8cfc 100644
--- a/drivers/usb/gadget/udc/fsl_udc_core.c
+++ b/drivers/usb/gadget/udc/fsl_udc_core.c
@@ -2439,11 +2439,12 @@ static int fsl_udc_probe(struct platform_device *pdev)
 	/* DEN is bidirectional ep number, max_ep doubles the number */
 	udc_controller->max_ep = (dccparams & DCCPARAMS_DEN_MASK) * 2;
 
-	udc_controller->irq = platform_get_irq(pdev, 0);
-	if (udc_controller->irq <= 0) {
-		ret = udc_controller->irq ? : -ENODEV;
+	ret = platform_get_irq(pdev, 0);
+	if (ret <= 0) {
+		ret = ret ? : -ENODEV;
 		goto err_iounmap;
 	}
+	udc_controller->irq = ret;
 
 	ret = request_irq(udc_controller->irq, fsl_udc_irq, IRQF_SHARED,
 			driver_name, udc_controller);
-- 
2.25.4


             reply	other threads:[~2020-08-24  8:05 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-24  8:04 Ye Bin [this message]
2020-08-24  8:21 ` [PATCH] usb: gadget: fsl: Fix unsigned expression compared with zero in fsl_udc_probe Greg KH
2020-08-24  8:21   ` Greg KH
2020-08-24  8:49   ` Joakim Tjernlund
2020-08-24  8:49     ` Joakim Tjernlund
2020-08-24 13:58     ` Felipe Balbi
2020-08-24 13:58       ` Felipe Balbi
2020-08-24 14:12       ` Joakim Tjernlund
2020-08-24 14:12         ` Joakim Tjernlund
2020-08-25  8:53         ` Felipe Balbi
2020-08-25  8:53           ` Felipe Balbi
2020-08-25  9:02           ` Joakim Tjernlund

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