tree 18c3956239fc631afa20162018c40cf2c97e9f12
parent 18d457661fb9fa69352822ab98d39331c3d0e571
author Will Deacon <will.deacon@arm.com> 1409062403 +0100
committer Christoffer Dall <christoffer.dall@linaro.org> 1409172585 +0200

KVM: ARM/arm64: return -EFAULT if copy_from_user fails in set_timer_reg

We currently return the number of bytes not copied if set_timer_reg
fails, which is almost certainly not what userspace would like.

This patch returns -EFAULT instead.

Cc: Christoffer Dall <christoffer.dall@linaro.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>