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>
This commit is contained in:
Hiroshi Shimamoto 2008-09-12 17:03:31 -07:00 коммит произвёл Ingo Molnar
Родитель 2ba48e16e7
Коммит e6babb6b7f
2 изменённых файлов: 17 добавлений и 6 удалений

Просмотреть файл

@ -215,9 +215,8 @@ badframe:
return 0;
}
asmlinkage int sys_rt_sigreturn(unsigned long __unused)
static long do_rt_sigreturn(struct pt_regs *regs)
{
struct pt_regs *regs = (struct pt_regs *)&__unused;
struct rt_sigframe __user *frame;
unsigned long ax;
sigset_t set;
@ -243,10 +242,17 @@ asmlinkage int sys_rt_sigreturn(unsigned long __unused)
return ax;
badframe:
signal_fault(regs, frame, "rt sigreturn");
signal_fault(regs, frame, "rt_sigreturn");
return 0;
}
asmlinkage int sys_rt_sigreturn(unsigned long __unused)
{
struct pt_regs *regs = (struct pt_regs *)&__unused;
return do_rt_sigreturn(regs);
}
/*
* Set up a signal frame.
*/

Просмотреть файл

@ -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.
*/