1 files changed, 10 insertions, 26 deletions

diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index a7a55ed43a59..5901fba3176e 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -25,7 +25,6 @@
 #include <linux/freezer.h>
 #include <linux/io.h>
 #include <linux/tracehook.h>
-#include <asm/system.h>
 #include <asm/ucontext.h>
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
@@ -58,12 +57,13 @@ sys_sigsuspend(old_sigset_t mask,
                unsigned long r5, unsigned long r6, unsigned long r7,
                struct pt_regs __regs)
 {
-        mask &= _BLOCKABLE;
-        spin_lock_irq(&current->sighand->siglock);
+        sigset_t blocked;
+
         current->saved_sigmask = current->blocked;
-        siginitset(&current->blocked, mask);
-        recalc_sigpending();
-        spin_unlock_irq(&current->sighand->siglock);
+
+        mask &= _BLOCKABLE;
+        siginitset(&blocked, mask);
+        set_current_blocked(&blocked);
 
         current->state = TASK_INTERRUPTIBLE;
         schedule();
@@ -240,11 +240,7 @@ asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5,
                 goto badframe;
 
         sigdelsetmask(&set, ~_BLOCKABLE);
-
-        spin_lock_irq(&current->sighand->siglock);
-        current->blocked = set;
-        recalc_sigpending();
-        spin_unlock_irq(&current->sighand->siglock);
+        set_current_blocked(&set);
 
         if (restore_sigcontext(regs, &frame->sc, &r0))
                 goto badframe;
@@ -274,10 +270,7 @@ asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5,
                 goto badframe;
 
         sigdelsetmask(&set, ~_BLOCKABLE);
-        spin_lock_irq(&current->sighand->siglock);
-        current->blocked = set;
-        recalc_sigpending();
-        spin_unlock_irq(&current->sighand->siglock);
+        set_current_blocked(&set);
 
         if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &r0))
                 goto badframe;
@@ -548,17 +541,8 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
         else
                 ret = setup_frame(sig, ka, oldset, regs);
 
-        if (ka->sa.sa_flags & SA_ONESHOT)
-                ka->sa.sa_handler = SIG_DFL;
-
-        if (ret == 0) {
-                spin_lock_irq(&current->sighand->siglock);
-                sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
-                if (!(ka->sa.sa_flags & SA_NODEFER))
-                        sigaddset(&current->blocked,sig);
-                recalc_sigpending();
-                spin_unlock_irq(&current->sighand->siglock);
-        }
+        if (ret == 0)
+                block_sigmask(ka, sig);
 
         return ret;
 }