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(parent: 98dd53a) | patch
iommu/arm-smmu-v3: check return value after calling platform_get_resource()
authorYang Yingliang <yangyingliang@huawei.com>
Mon, 25 Apr 2022 11:45:25 +0000 (19:45 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 14 Jun 2022 16:36:14 +0000 (18:36 +0200)
commitfb0f1c5eb8d60b3e018ba7c87da249b52674ebe6
treeb48c697ebbd9043c6e10ba52fa2e6eb01852bba4tree | snapshot
parent98dd53a92825747395649f54d23512a13c3ed471commit | diff
iommu/arm-smmu-v3: check return value after calling platform_get_resource()

[ Upstream commit b131fa8c1d2afd05d0b7598621114674289c2fbb ]

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

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20220425114525.2651143-1-yangyingliang@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git