Yufen Yu 3b7436cc94 md: make sure desc_nr less than MD_SB_DISKS ...

For super_90_load, we need to make sure 'desc_nr' less
than MD_SB_DISKS, avoiding invalid memory access of 'sb->disks'.

Fixes: 228fc7d76d ("md: avoid invalid memory access for array sb->dev_roles")
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Song Liu <songliubraving@fb.com>

2019-12-11 10:38:08 -08:00

252 KiB

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