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author | Dave Martin <Dave.Martin@arm.com> | 2017-01-05 16:50:57 +0000 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-01-20 14:55:19 +1100 |
commit | b34ca60148c53971d373643195cc5c4d5d20be78 (patch) | |
tree | 434266b9f31e68d97566b46a3c777ae2dab3f579 /net/phonet | |
parent | 99dfe80a2a246c600440a815741fd2e74a8b4977 (diff) |
powerpc/ptrace: Preserve previous TM fprs/vsrs on short regset write
Ensure that if userspace supplies insufficient data to PTRACE_SETREGSET
to fill all the check pointed registers, the thread's old check pointed
registers are preserved.
Fixes: 9d3918f7c0e5 ("powerpc/ptrace: Enable support for NT_PPC_CVSX")
Fixes: 19cbcbf75a0c ("powerpc/ptrace: Enable support for NT_PPC_CFPR")
Cc: stable@vger.kernel.org # v4.8+
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'net/phonet')
0 files changed, 0 insertions, 0 deletions