diff options
| author | Dave Martin <Dave.Martin@arm.com> | 2017-01-18 17:11:56 +0100 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2017-06-17 15:51:00 +0200 |
| commit | 672aee377bf0584979e18ebd8ea429ba47d09124 (patch) | |
| tree | 26db1f3f99d3cfa8b15aa52d74b2e4b55603ba84 /arch/arm/kernel/stacktrace.c | |
| parent | 1cc75464803d4d805079944e8e1765b13ba72264 (diff) | |
ARM: 8643/3: arm/ptrace: Preserve previous registers for short regset write
commit 228dbbfb5d77f8e047b2a1d78da14b7158433027 upstream.
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.
Fixes: 5be6f62b0059 ("ARM: 6883/1: ptrace: Migrate to regsets framework")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Diffstat (limited to 'arch/arm/kernel/stacktrace.c')
0 files changed, 0 insertions, 0 deletions