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| author | Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> | 2008-12-16 23:02:16 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-16 23:06:07 +0100 |
| commit | ae417bb487e3bb88dc862b83b4bf00d87ba67ec8 (patch) | |
| tree | 99173e7b70ab35532651a4bcd4431a8a8c0875c6 /arch/x86/kernel/signal.c | |
| parent | x86: signal: change type of paramter for sys_rt_sigreturn() (diff) | |
| download | linux-ae417bb487e3bb88dc862b83b4bf00d87ba67ec8.tar.xz linux-ae417bb487e3bb88dc862b83b4bf00d87ba67ec8.zip | |
x86: signal: use signal_fault() in sys_sigreturn()
Impact: cleanup
Call signal_fault() in error route of sys_sigreturn().
Change log level to KERN_EMERG if current is init.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/signal.c')
| -rw-r--r-- | arch/x86/kernel/signal.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index b1cc6da64208..2725a294d734 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -594,17 +594,7 @@ asmlinkage unsigned long sys_sigreturn(unsigned long __unused) return ax; badframe: - if (show_unhandled_signals && printk_ratelimit()) { - printk("%s%s[%d] bad frame in sigreturn frame:" - "%p ip:%lx sp:%lx oeax:%lx", - task_pid_nr(current) > 1 ? KERN_INFO : KERN_EMERG, - current->comm, task_pid_nr(current), frame, regs->ip, - regs->sp, regs->orig_ax); - print_vma_addr(" in ", regs->ip); - printk(KERN_CONT "\n"); - } - - force_sig(SIGSEGV, current); + signal_fault(regs, frame, "sigreturn"); return 0; } @@ -901,8 +891,9 @@ void signal_fault(struct pt_regs *regs, void __user *frame, char *where) struct task_struct *me = current; if (show_unhandled_signals && printk_ratelimit()) { - printk(KERN_INFO + printk("%s" "%s[%d] bad frame in %s frame:%p ip:%lx sp:%lx orax:%lx", + task_pid_nr(current) > 1 ? KERN_INFO : KERN_EMERG, me->comm, me->pid, where, frame, regs->ip, regs->sp, regs->orig_ax); print_vma_addr(" in ", regs->ip); |