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mtd: rawnand: intel: check return value of devm_kasprintf()
[ Upstream commit 74ac5b5 ] devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity. Fixes: 0b1039f ("mtd: rawnand: Add NAND controller support on Intel LGM SoC") Signed-off-by: Yi Yang <yiyang13@huawei.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20231019065537.318391-1-yiyang13@huawei.com Signed-off-by: Sasha Levin <sashal@kernel.org>
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