linux-kernel - [PATCH] USB / dwc3: remove the use of -ENOSYS from core.c

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Message-ID: <HK0PR01MB280106E1D78EF51A5B8ED8BFF8CE9@HK0PR01MB2801.apcprd01.prod.exchangelabs.com>
Date:   Tue, 17 May 2022 20:22:00 +0530
From:   Kushagra Verma <kushagra765@...look.com>
To:     balbi@...nel.org, gregkh@...uxfoundation.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] USB / dwc3: remove the use of -ENOSYS from core.c

This patch removes the use of -ENOSYS as it is used when users try to call a
syscall that doesn't exist. So, we don't need to check if 'ret == -ENOSYS'.

Signed-off-by: Kushagra Verma <kushagra765@...look.com>
---
 drivers/usb/dwc3/core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index c78205c5e19f..3c1a877d5183 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1283,7 +1283,7 @@ static int dwc3_core_get_phy(struct dwc3 *dwc)
 	dwc->usb2_generic_phy = devm_phy_get(dev, "usb2-phy");
 	if (IS_ERR(dwc->usb2_generic_phy)) {
 		ret = PTR_ERR(dwc->usb2_generic_phy);
-		if (ret == -ENOSYS || ret == -ENODEV)
+		if (ret == -ENODEV)
 			dwc->usb2_generic_phy = NULL;
 		else
 			return dev_err_probe(dev, ret, "no usb2 phy configured\n");
@@ -1292,7 +1292,7 @@ static int dwc3_core_get_phy(struct dwc3 *dwc)
 	dwc->usb3_generic_phy = devm_phy_get(dev, "usb3-phy");
 	if (IS_ERR(dwc->usb3_generic_phy)) {
 		ret = PTR_ERR(dwc->usb3_generic_phy);
-		if (ret == -ENOSYS || ret == -ENODEV)
+		if (ret == -ENODEV)
 			dwc->usb3_generic_phy = NULL;
 		else
 			return dev_err_probe(dev, ret, "no usb3 phy configured\n");
-- 
2.36.1