diff options
| author | Markos Chandras <markos.chandras@imgtec.com> | 2014-01-22 14:40:01 (GMT) |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-03-26 22:09:08 (GMT) |
| commit | 1225eb825208b529fd4c01d07faf9db48e68cd33 (patch) | |
| tree | 8e26b62ebc5a42479be4c5ae4f73b2eaf262ca57 /arch/mips/kernel/ptrace.c | |
| parent | 137f7df8cead00688524c82360930845396b8a21 (diff) | |
| download | linux-1225eb825208b529fd4c01d07faf9db48e68cd33.tar.xz | |
MIPS: ptrace: Move away from secure_computing_strict
MIPS now has the infrastructure for dynamic seccomp-bpf
filtering
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Reviewed-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6400/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/ptrace.c')
| -rw-r--r-- | arch/mips/kernel/ptrace.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index fe5af54..7f9bcaa 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -662,13 +662,14 @@ long arch_ptrace(struct task_struct *child, long request, * Notification of system call entry/exit * - triggered by current->work.syscall_trace */ -asmlinkage void syscall_trace_enter(struct pt_regs *regs) +asmlinkage long syscall_trace_enter(struct pt_regs *regs) { + long syscall = regs->regs[2]; long ret = 0; user_exit(); - /* do the secure computing check first */ - secure_computing_strict(regs->regs[2]); + if (secure_computing(syscall) == -1) + return -1; if (test_thread_flag(TIF_SYSCALL_TRACE) && tracehook_report_syscall_entry(regs)) @@ -678,9 +679,10 @@ asmlinkage void syscall_trace_enter(struct pt_regs *regs) trace_sys_enter(regs, regs->regs[2]); audit_syscall_entry(syscall_get_arch(current, regs), - regs->regs[2], + syscall, regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]); + return syscall; } /* |