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| author | Richard Weinberger <richard@nod.at> | 2015-05-31 22:59:03 +0200 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2015-05-31 22:59:03 +0200 |
| commit | 5334cdae407a5778a297a98a75ca61140e37ebfa (patch) | |
| tree | 8b1c4aaad459fa26fb13b5ef4244d986c831048d /arch/um/kernel/ptrace.c | |
| parent | 30b11ee9ae23d78de66b9ae315880af17a64ba83 (diff) | |
| download | linux-rt-5334cdae407a5778a297a98a75ca61140e37ebfa.tar.gz | |
um: Handle tracehook_report_syscall_entry() result
tracehook_report_syscall_entry() is allowed to fail,
in case of failure we have to abort the current syscall.
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/kernel/ptrace.c')
| -rw-r--r-- | arch/um/kernel/ptrace.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index 174ee5017264..cac2ea058b7a 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -131,7 +131,7 @@ static void send_sigtrap(struct task_struct *tsk, struct uml_pt_regs *regs, * XXX Check PT_DTRACE vs TIF_SINGLESTEP for singlestepping check and * PT_PTRACED vs TIF_SYSCALL_TRACE for syscall tracing check */ -void syscall_trace_enter(struct pt_regs *regs) +int syscall_trace_enter(struct pt_regs *regs) { audit_syscall_entry(UPT_SYSCALL_NR(®s->regs), UPT_SYSCALL_ARG1(®s->regs), @@ -140,9 +140,9 @@ void syscall_trace_enter(struct pt_regs *regs) UPT_SYSCALL_ARG4(®s->regs)); if (!test_thread_flag(TIF_SYSCALL_TRACE)) - return; + return 0; - tracehook_report_syscall_entry(regs); + return tracehook_report_syscall_entry(regs); } void syscall_trace_leave(struct pt_regs *regs) |