commit b7f9a11a6cf1ea9ee6be3eb2b90d91327a09ad14
author Al Viro <viro@zeniv.linux.org.uk> Wed May 02 09:59:21 2012 -0400
committer Al Viro <viro@zeniv.linux.org.uk> Fri Jun 01 12:58:48 2012 -0400
tree 7d5a5f469aea8ac2b3e1ab41e05a6abafcb2b694
parent 51a7b448d4134e3e8eec633435e3e8faee14a828

new helper: sigmask_to_save()

replace boilerplate "should we use ->saved_sigmask or ->blocked?"
with calls of obvious inlined helper...

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

arch/sh/kernel/signal_32.c

diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 92f4173..bfb3d599f 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -524,8 +524,9 @@
  */
 static int
 handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
-	      sigset_t *oldset, struct pt_regs *regs, unsigned int save_r0)
+	      struct pt_regs *regs, unsigned int save_r0)
 {
+	sigset_t *oldset = sigmask_to_save();
 	int ret;
 
 	/* Set up the stack frame */
@@ -554,7 +555,6 @@
 	siginfo_t info;
 	int signr;
 	struct k_sigaction ka;
-	sigset_t *oldset;
 
 	/*
 	 * We want the common case to go fast, which
@@ -565,17 +565,12 @@
 	if (!user_mode(regs))
 		return;
 
-	if (current_thread_info()->status & TS_RESTORE_SIGMASK)
-		oldset = &current->saved_sigmask;
-	else
-		oldset = &current->blocked;
-
 	signr = get_signal_to_deliver(&info, &ka, regs, NULL);
 	if (signr > 0) {
 		handle_syscall_restart(save_r0, regs, &ka.sa);
 
 		/* Whee!  Actually deliver the signal.  */
-		if (handle_signal(signr, &ka, &info, oldset,
+		if (handle_signal(signr, &ka, &info,
 				  regs, save_r0) == 0) {
 			/*
 			 * A signal was successfully delivered; the saved