metag: Use sigsp()

Use sigsp() instead of the open coded variant.

Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: James Hogan <james.hogan@imgtec.com>

diff --git a/arch/metag/kernel/signal.c b/arch/metag/kernel/signal.c
index b9e4a82d2bd4414a31ece43450e21966d6c8ce1c..0d100d5c140713de744deea8780094412e8335da 100644 (file)
--- a/arch/metag/kernel/signal.c
+++ b/arch/metag/kernel/signal.c
@@ -140,13 +140,9 @@ static int setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
 /*
  * Determine which stack to use..
  */
-static void __user *get_sigframe(struct k_sigaction *ka, unsigned long sp,
-                                size_t frame_size)
+static void __user *get_sigframe(struct ksignal *ksig, unsigned long sp)
 {
-       /* Meta stacks grows upwards */
-       if ((ka->sa.sa_flags & SA_ONSTACK) && (sas_ss_flags(sp) == 0))
-               sp = current->sas_ss_sp;
-
+       sp = sigsp(sp, ksig);
        sp = (sp + 7) & ~7;                     /* 8byte align stack */
 
        return (void __user *)sp;
@@ -159,7 +155,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
        int err;
        unsigned long code;
 
-       frame = get_sigframe(&ksig->ka, regs->REG_SP, sizeof(*frame));
+       frame = get_sigframe(ksig, regs->REG_SP);
        if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
                return -EFAULT;