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(parent: 2cd757e) | patch
spi: spi-fsl-qspi: check return value after calling platform_get_resource_byname()
authorYang Yingliang <yangyingliang@huawei.com>
Thu, 5 May 2022 09:39:54 +0000 (17:39 +0800)
committerMark Brown <broonie@kernel.org>
Mon, 9 May 2022 11:48:47 +0000 (12:48 +0100)
commita2b331ac11e1cac56f5b7d367e9f3c5796deaaed
tree086ae7f073a7279532a6e0240ef9f1a26936c096tree | snapshot
parent2cd757e6292e23b898791d71978c6edf60a251adcommit | diff
spi: spi-fsl-qspi: check return value after calling platform_get_resource_byname()

It will cause null-ptr-deref if platform_get_resource_byname() returns NULL,
we need check the return value.

Fixes: 858e26a515c2 ("spi: spi-fsl-qspi: Reduce devm_ioremap size to 4 times AHB buffer size")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20220505093954.1285615-1-yangyingliang@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-fsl-qspi.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git