linux-kernel - [PATCH] ipack: Check dev_set

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Message-ID: <20220805091057.19951-1-liubo03@inspur.com>
Date:   Fri, 5 Aug 2022 05:10:57 -0400
From:   Bo Liu <liubo03@...pur.com>
To:     <siglesias@...lia.com>, <jens.taprogge@...rogge.org>,
        <gregkh@...uxfoundation.org>
CC:     <industrypack-devel@...ts.sourceforge.net>,
        <linux-kernel@...r.kernel.org>, Bo Liu <liubo03@...pur.com>
Subject: [PATCH] ipack: Check dev_set_name() return value

It's possible that dev_set_name() returns -ENOMEM, catch and handle this.

Signed-off-by: Bo Liu <liubo03@...pur.com>
---
 drivers/ipack/ipack.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/ipack/ipack.c b/drivers/ipack/ipack.c
index b1c3198355e7..74d449858a61 100644
--- a/drivers/ipack/ipack.c
+++ b/drivers/ipack/ipack.c
@@ -429,8 +429,11 @@ int ipack_device_init(struct ipack_device *dev)
 	dev->dev.bus = &ipack_bus_type;
 	dev->dev.release = ipack_device_release;
 	dev->dev.parent = dev->bus->parent;
-	dev_set_name(&dev->dev,
+	ret = dev_set_name(&dev->dev,
 		     "ipack-dev.%u.%u", dev->bus->bus_nr, dev->slot);
+	if (ret)
+		return ret;
+
 	device_initialize(&dev->dev);
 
 	if (dev->bus->ops->set_clockrate(dev, 8))
-- 
2.27.0