frv: Use sigsp()

Use sigsp() instead of the open coded variant.

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

diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c
index 8e37cf2..dc3d59d 100644 (file)
--- a/arch/frv/kernel/signal.c
+++ b/arch/frv/kernel/signal.c
@@ -158,19 +158,10 @@ static int setup_sigcontext(struct sigcontext __user *sc, unsigned long mask)
 /*
  * Determine which stack to use..
  */
-static inline void __user *get_sigframe(struct k_sigaction *ka,
+static inline void __user *get_sigframe(struct ksignal *ksig,
                                        size_t frame_size)
 {
-       unsigned long sp;
-
-       /* Default to using normal stack */
-       sp = __frame->sp;
-
-       /* This is the X/Open sanctioned signal stack switching.  */
-       if (ka->sa.sa_flags & SA_ONSTACK) {
-               if (! sas_ss_flags(sp))
-                       sp = current->sas_ss_sp + current->sas_ss_size;
-       }
+       unsigned long sp = sigsp(__frame->sp, ksig);
 
        return (void __user *) ((sp - frame_size) & ~7UL);
 
@@ -187,7 +178,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set)
 
        set_fs(USER_DS);
 
-       frame = get_sigframe(&ksig->ka, sizeof(*frame));
+       frame = get_sigframe(ksig, sizeof(*frame));
 
        if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
                return -EFAULT;
@@ -268,7 +259,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set)
 
        set_fs(USER_DS);
 
-       frame = get_sigframe(&ksig->ka, sizeof(*frame));
+       frame = get_sigframe(ksig, sizeof(*frame));
 
        if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
                return -EFAULT;