linux-kernel - [PATCH] usb: gadget: udc: renesas_usb3: remove unnecessary NULL check before phy

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Message-Id: <20250422073714.1334380-1-nichen@iscas.ac.cn>
Date: Tue, 22 Apr 2025 15:37:14 +0800
From: Chen Ni <nichen@...as.ac.cn>
To: gregkh@...uxfoundation.org,
	u.kleine-koenig@...libre.com,
	guoren@...nel.org
Cc: linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Chen Ni <nichen@...as.ac.cn>
Subject: [PATCH] usb: gadget: udc: renesas_usb3: remove unnecessary NULL check before phy_exit()

phy_exit() checks for NULL pointers internally.
Remove unneeded NULL check here.

Signed-off-by: Chen Ni <nichen@...as.ac.cn>
---
 drivers/usb/gadget/udc/renesas_usb3.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index 89b304cf6d03..3e4d56457597 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -2397,8 +2397,7 @@ static int renesas_usb3_stop(struct usb_gadget *gadget)
 		rzv2m_usb3drd_reset(usb3_to_dev(usb3)->parent, false);
 
 	renesas_usb3_stop_controller(usb3);
-	if (usb3->phy)
-		phy_exit(usb3->phy);
+	phy_exit(usb3->phy);
 
 	pm_runtime_put(usb3_to_dev(usb3));
 
@@ -2984,8 +2983,7 @@ static int renesas_usb3_suspend(struct device *dev)
 		return 0;
 
 	renesas_usb3_stop_controller(usb3);
-	if (usb3->phy)
-		phy_exit(usb3->phy);
+	phy_exit(usb3->phy);
 	pm_runtime_put(dev);
 
 	return 0;
-- 
2.25.1