s390/vdso: remove BUG_ON()
authorHeiko Carstens <hca@linux.ibm.com>
Sun, 24 Jan 2021 19:08:40 +0000 (20:08 +0100)
committerVasily Gorbik <gor@linux.ibm.com>
Tue, 9 Feb 2021 14:57:05 +0000 (15:57 +0100)
commite1eac1947bae72eff74925b2fb82b93ded11ae6a
tree0e256c2a8b38d168f2fda39b267194318311bed4
parentea44de691ebad701c849b174dabd376ed6d7d1ae
s390/vdso: remove BUG_ON()

Handle allocation error gracefully and simply disable vdso instead of
leaving the system in an undefined state.

Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/kernel/vdso.c