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md: raid1: check rdev before reference in raid1_sync_request func
authorZhiqiang Liu <liuzhiqiang26@huawei.com>
Tue, 10 Dec 2019 02:42:25 +0000 (10:42 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 9 Jan 2020 09:19:48 +0000 (10:19 +0100)
commit25432fa3ac169ea8200f7e9b55aa2407d4458f15
tree24f2a610f0a37ed5281f298aa3b55942e64e56dctree | snapshot
parentaae93615aa8ccdfd2752756e6d9a21c519ba6fe8commit | diff
md: raid1: check rdev before reference in raid1_sync_request func

[ Upstream commit 028288df635f5a9addd48ac4677b720192747944 ]

In raid1_sync_request func, rdev should be checked before reference.

Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/md/raid1.c diff | blob | history
Domain: System / Kernel;