[PATCH] powerpc: Fix sigmask handling in sys_sigsuspend.

[Heiko Carstens]

From: Heiko Carstens <heiko.carstens at de.ibm.com>

Better save the sigmask instead of throwing it away so it can be restored.

Signed-off-by: Heiko Carstens <heiko.carstens at de.ibm.com>
---

Completely untested. Just noticed this when adding TIF_RESTORE_SIGMASK
support for s390.

 arch/powerpc/kernel/signal_32.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 3747ab0..c6d0595 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -254,11 +254,9 @@ int do_signal(sigset_t *oldset, struct p
  */
 long sys_sigsuspend(old_sigset_t mask)
 {
-	sigset_t saveset;
-
 	mask &= _BLOCKABLE;
 	spin_lock_irq(&current->sighand->siglock);
-	saveset = current->blocked;
+	current->saved_sigmask = current->blocked;
 	siginitset(&current->blocked, mask);
 	recalc_sigpending();
 	spin_unlock_irq(&current->sighand->siglock);