[PATCH 4.15 056/202] [Variant 1/Spectre-v1] arm64: uaccess: Mask __user pointers for __arch_{clear, copy_*}_user

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Will Deacon Commit f71c2ffcb20d upstream. Like we've done for get_user and put_user, ensure that user pointers are masked before invoking the underlying

[PATCH 4.15 056/202] [Variant 1/Spectre-v1] arm64: uaccess: Mask __user pointers for __arch_{clear, copy_*}_user

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Will Deacon Commit f71c2ffcb20d upstream. Like we've done for get_user and put_user, ensure that user pointers are masked before invoking the underlying __arch_{clear,copy_*}_user