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mtd: powernv: Add check devm_kasprintf() returned value

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[ Upstream commit 3959998298 ]

devm_kasprintf() can return a NULL pointer on failure but this
returned value is not checked.

Fixes: acfe63ec1c ("mtd: Convert to using %pOFn instead of device_node.name")
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20240828092427.128177-1-hanchunchao@inspur.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Charles Han 2024-08-28 17:24:27 +08:00 committed by Greg Kroah-Hartman
parent e109a01f3d
commit 4e31e50420
1 changed files with 3 additions and 0 deletions
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3
drivers/mtd/devices/powernv_flash.c
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@ -207,6 +207,9 @@ static int powernv_flash_set_driver_info(struct device *dev,
* get them
*/
mtd->name = devm_kasprintf(dev, GFP_KERNEL, "%pOFP", dev->of_node);
if (!mtd->name)
return -ENOMEM;
mtd->type = MTD_NORFLASH;
mtd->flags = MTD_WRITEABLE;
mtd->size = size;