mips: use sane prototype for sys_rt_sigsuspend()

we want to do that before branchpoint for arch-* to be able to
consolidate sys_rt_sigsuspend() declarations.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 5 deletions

diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index b6aa77035019..4d790d1f03d6 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -259,18 +259,14 @@ asmlinkage int sys_sigsuspend(nabi_no_regargs struct pt_regs regs)
 }
 #endif
 
-asmlinkage int sys_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
+SYSCALL_DEFINE2(rt_sigsuspend, sigset_t __user *,unewset, size_t, sigsetsize)
 {
         sigset_t newset;
-        sigset_t __user *unewset;
-        size_t sigsetsize;
 
         /* XXX Don't preclude handling different sized sigset_t's.  */
-        sigsetsize = regs.regs[5];
         if (sigsetsize != sizeof(sigset_t))
                 return -EINVAL;
 
-        unewset = (sigset_t __user *) regs.regs[4];
         if (copy_from_user(&newset, unewset, sizeof(newset)))
                 return -EFAULT;
         return sigsuspend(&newset);