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authorHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>2008-12-16 14:02:16 -0800
committerIngo Molnar <mingo@elte.hu>2008-12-16 23:06:07 +0100
commitae417bb487e3bb88dc862b83b4bf00d87ba67ec8 (patch)
tree99173e7b70ab35532651a4bcd4431a8a8c0875c6 /arch/x86/kernel/signal.c
parent4217458dafaa57d8e26a46f5d05ab8c53cf64191 (diff)
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.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index b1cc6da6420..2725a294d73 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);