diff options
| author | Dave Martin <Dave.Martin@arm.com> | 2017-01-18 16:25:21 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-26 08:23:49 +0100 |
| commit | d8263f1753ce362638760e66065c55a7136698eb (patch) | |
| tree | d61735f09d5f81075ad922e7dc3e81cc53754ea7 /tools/perf/scripts/python | |
| parent | 76e08d2966a9c25be3dcbbe9312548a17462dd0d (diff) | |
arm64/ptrace: Preserve previous registers for short regset write - 2
commit 9dd73f72f218320c6c90da5f834996e7360dc227 upstream.
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions