linux-kernel - [PATCH v2 1/2] usb: vhci-hcd: Switch to dev_err

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Message-Id: <20251008-vhci-hcd-cleanup-v2-1-b6acc4dd6e44@collabora.com>
Date: Wed, 08 Oct 2025 19:54:26 +0300
From: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
To: Valentina Manea <valentina.manea.m@...il.com>, 
 Shuah Khan <shuah@...nel.org>, Hongren Zheng <i@...ithal.me>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: kernel@...labora.com, linux-usb@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Shuah Khan <skhan@...uxfoundation.org>
Subject: [PATCH v2 1/2] usb: vhci-hcd: Switch to dev_err_probe() in probe
 path

Replace pr_err() calls in vhci_hcd_probe() with dev_err_probe(), to
simplify error handling a bit and improve consistency.

Acked-by: Shuah Khan <skhan@...uxfoundation.org>
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
---
 drivers/usb/usbip/vhci_hcd.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index 0d6c10a8490c..275391844aec 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -1372,10 +1372,9 @@ static int vhci_hcd_probe(struct platform_device *pdev)
 	 * Our private data is also allocated automatically.
 	 */
 	hcd_hs = usb_create_hcd(&vhci_hc_driver, &pdev->dev, dev_name(&pdev->dev));
-	if (!hcd_hs) {
-		pr_err("create primary hcd failed\n");
-		return -ENOMEM;
-	}
+	if (!hcd_hs)
+		return dev_err_probe(&pdev->dev, -ENOMEM, "create primary hcd failed\n");
+
 	hcd_hs->has_tt = 1;
 
 	/*
@@ -1383,22 +1382,21 @@ static int vhci_hcd_probe(struct platform_device *pdev)
 	 * Call the driver's reset() and start() routines.
 	 */
 	ret = usb_add_hcd(hcd_hs, 0, 0);
-	if (ret != 0) {
-		pr_err("usb_add_hcd hs failed %d\n", ret);
+	if (ret) {
+		dev_err_probe(&pdev->dev, ret, "usb_add_hcd hs failed\n");
 		goto put_usb2_hcd;
 	}
 
 	hcd_ss = usb_create_shared_hcd(&vhci_hc_driver, &pdev->dev,
 				       dev_name(&pdev->dev), hcd_hs);
 	if (!hcd_ss) {
-		ret = -ENOMEM;
-		pr_err("create shared hcd failed\n");
+		ret = dev_err_probe(&pdev->dev, -ENOMEM, "create shared hcd failed\n");
 		goto remove_usb2_hcd;
 	}
 
 	ret = usb_add_hcd(hcd_ss, 0, 0);
 	if (ret) {
-		pr_err("usb_add_hcd ss failed %d\n", ret);
+		dev_err_probe(&pdev->dev, ret, "usb_add_hcd ss failed\n");
 		goto put_usb3_hcd;
 	}
 

-- 
2.51.0