microblaze: Use sigsp()

Use sigsp() instead of the open coded variant.

Signed-off-by: Richard Weinberger <richard@nod.at>

1 files changed, 3 insertions, 6 deletions

diff --git a/arch/microblaze/kernel/signal.c b/arch/microblaze/kernel/signal.c
index 83137e868e19..8955a3829cf0 100644
--- a/arch/microblaze/kernel/signal.c
+++ b/arch/microblaze/kernel/signal.c
@@ -145,13 +145,10 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
  * Determine which stack to use..
  */
 static inline void __user *
-get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size)
+get_sigframe(struct ksignal *ksig, struct pt_regs *regs, size_t frame_size)
 {
         /* Default to using normal stack */
-        unsigned long sp = regs->r1;
-
-        if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && !on_sig_stack(sp))
-                sp = current->sas_ss_sp + current->sas_ss_size;
+        unsigned long sp = sigsp(regs->r1, ksig);
 
         return (void __user *)((sp - frame_size) & -8UL);
 }
@@ -168,7 +165,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
         pte_t *ptep;
 #endif
 
-        frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
+        frame = get_sigframe(ksig, regs, sizeof(*frame));
 
         if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
                 return -EFAULT;