diff options
| author | Charles Han <hanchunchao@inspur.com> | 2024-08-28 17:24:27 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-10-17 15:10:50 +0200 |
| commit | 962c92e46a529b6d754a7388a433784794d312b5 (patch) | |
| tree | d6e4460d459e939a1fe3c41e6d8c2d5b0acca950 /drivers/mtd | |
| parent | 21d445fd2d6a4d5cdd3e20ce30cea4c2b0b8c5c0 (diff) | |
mtd: powernv: Add check devm_kasprintf() returned value
[ Upstream commit 395999829880a106bb95f0ce34e6e4c2b43c6a5d ]
devm_kasprintf() can return a NULL pointer on failure but this
returned value is not checked.
Fixes: acfe63ec1c59 ("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>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/devices/powernv_flash.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/devices/powernv_flash.c b/drivers/mtd/devices/powernv_flash.c index 6950a8764815..1277ca677bec 100644 --- a/drivers/mtd/devices/powernv_flash.c +++ b/drivers/mtd/devices/powernv_flash.c @@ -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; |