Description: dm: fix race between dm_get_from_kobject() and __dm_destroy()
References:
Notes:
Bugs:
upstream: released (4.15-rc1) [b9a41d21dceadf8104812626ef85dc56ee8a60ed]
4.9-upstream-stable: released (4.9.66) [1cd9686e0a3b5b5a09a2025c21cd4d92e8db0e1f]
3.16-upstream-stable: released (3.16.54) [e9546d2629dd45650d9b9035198d7e8ce907e7de]
3.2-upstream-stable: released (3.2.99) [90c6762af0480451a1c32cf33dcf075795f5d3ed]
sid: released (4.14.7-1)
4.9-stretch-security: released (4.9.80-1)
3.16-jessie-security: released (3.16.56-1)
3.2-wheezy-security: released (3.2.101-1)