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>

1 files changed, 3 insertions, 8 deletions

diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index fe12cdca0bac..d52276ddae4b 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -437,8 +437,9 @@ give_sigsegv:
 static inline int
 handle_signal(int canrestart, unsigned long sig,
 	      siginfo_t *info, struct k_sigaction *ka,
-              sigset_t *oldset, struct pt_regs * regs)
+              struct pt_regs * regs)
 {
+	sigset_t *oldset = sigmask_to_save();
 	int ret;
 
 	/* Check if this got called from a system call. */
@@ -511,7 +512,6 @@ do_signal(int canrestart, struct pt_regs *regs)
 	int signr;
 	siginfo_t info;
         struct k_sigaction ka;
-	sigset_t *oldset;
 
 	/*
 	 * The common case should go fast, which is why this point is
@@ -521,17 +521,12 @@ do_signal(int canrestart, struct pt_regs *regs)
 	if (!user_mode(regs))
 		return;
 
-	if (test_thread_flag(TIF_RESTORE_SIGMASK))
-		oldset = &current->saved_sigmask;
-	else
-		oldset = &current->blocked;
-
 	signr = get_signal_to_deliver(&info, &ka, regs, NULL);
 
 	if (signr > 0) {
 		/* Whee!  Actually deliver the signal.  */
 		if (handle_signal(canrestart, signr, &info, &ka,
-				oldset, regs)) {
+				regs)) {
 			/* a signal was successfully delivered; the saved
 			 * sigmask will have been stored in the signal frame,
 			 * and will be restored by sigreturn, so we can simply