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authorHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>2008-09-12 17:03:31 -0700
committerIngo Molnar <mingo@elte.hu>2008-09-14 15:35:52 +0200
commite6babb6b7fed93c93f8fc5ef8ebd3a474fc2df3e (patch)
treeb023487fb2b29e22663c69afc065c7a26f958760 /arch/x86/kernel/signal_64.c
parent2ba48e16e78216bb5b9fd08a088bfefda478df25 (diff)
x86: signal: introduce do_rt_sigreturn()
introduce do_rt_sigreturn(), to collect common part of sys_rt_sigreturn(). No change in functionality intended. 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_64.c')
-rw-r--r--arch/x86/kernel/signal_64.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index a21c8519729..bf77d4789a2 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -104,11 +104,11 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc,
return err;
}
-asmlinkage long sys_rt_sigreturn(struct pt_regs *regs)
+static long do_rt_sigreturn(struct pt_regs *regs)
{
struct rt_sigframe __user *frame;
- sigset_t set;
unsigned long ax;
+ sigset_t set;
frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long));
if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
@@ -131,10 +131,15 @@ asmlinkage long sys_rt_sigreturn(struct pt_regs *regs)
return ax;
badframe:
- signal_fault(regs, frame, "sigreturn");
+ signal_fault(regs, frame, "rt_sigreturn");
return 0;
}
+asmlinkage long sys_rt_sigreturn(struct pt_regs *regs)
+{
+ return do_rt_sigreturn(regs);
+}
+
/*
* Set up a signal frame.
*/