mips: no magic arguments for sysm_pipe()

current_pt_regs() works just fine

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

1 files changed, 6 insertions, 12 deletions

diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 107307d583eb..7e1c70dab767 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -46,20 +46,14 @@
  * argument.  Historically that used to be expensive in Linux.  These days
  * the performance advantage is negligible.
  */
-asmlinkage int sysm_pipe(nabi_no_regargs volatile struct pt_regs regs)
+asmlinkage int sysm_pipe(void)
 {
         int fd[2];
-        int error, res;
-
-        error = do_pipe_flags(fd, 0);
-        if (error) {
-                res = error;
-                goto out;
-        }
-        regs.regs[3] = fd[1];
-        res = fd[0];
-out:
-        return res;
+        int error = do_pipe_flags(fd, 0);
+        if (error)
+                return error;
+        current_pt_regs()->regs[3] = fd[1];
+        return fd[0];
 }
 
 SYSCALL_DEFINE6(mips_mmap, unsigned long, addr, unsigned long, len,