diff options
| author | Dave Martin <Dave.Martin@arm.com> | 2017-01-18 16:25:20 +0000 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2017-06-17 15:50:27 +0200 |
| commit | 50faf79e8c5ca33dc4f9c958dc24fdd4d0651763 (patch) | |
| tree | 4e4bfeff743be8d44a49e800ed6e13fa2c878d95 /kernel | |
| parent | 5ed79dd104c4ed5dbc123c019e0f145ce98e714c (diff) | |
arm64/ptrace: Preserve previous registers for short regset write
commit 9a17b876b573441bfb3387ad55d98bf7184daf9d upstream.
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.
Fixes: 478fcb2cdb23 ("arm64: Debugging support")
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: Willy Tarreau <w@1wt.eu>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions