diff options
| author | Dave Martin <Dave.Martin@arm.com> | 2017-01-18 16:25:21 +0000 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2017-12-05 18:06:13 +0100 |
| commit | 7ae82d885aa736c3b22182cc1777930002a842ba (patch) | |
| tree | 3852a674216d8d6ea3abf50b35cd4e0025bfc13d /kernel | |
| parent | 1a699dd991d95752b80499625175bbf99a874783 (diff) | |
arm64/ptrace: Preserve previous registers for short regset write
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.
Cc: <stable@vger.kernel.org> # 3.19.x-
Fixes: 766a85d7bc5d ("arm64: ptrace: add NT_ARM_SYSTEM_CALL regset")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions