commit a26fd335b481e0bd14f4e7d1f5e7bb1138b1731f
author Oleg Nesterov <oleg@tv-sign.ru> Thu Mar 23 03:00:49 2006 -0800
committer Linus Torvalds <torvalds@g5.osdl.org> Thu Mar 23 07:38:15 2006 -0800
tree 5578fdb48025e7e2b54fb02c8c877858ad3e859a
parent 40953ed87dd68742de0dd1bdecdcdfebfe1d69ae

[PATCH] sigprocmask: kill unneeded temp var

Cleanup, remove unneeded double copying of current->blocked.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

kernel/signal.c

diff --git a/kernel/signal.c b/kernel/signal.c
index dfb09ba..75f7341 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2101,10 +2101,11 @@
 int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
 {
 	int error;
-	sigset_t old_block;
 
 	spin_lock_irq(&current->sighand->siglock);
-	old_block = current->blocked;
+	if (oldset)
+		*oldset = current->blocked;
+
 	error = 0;
 	switch (how) {
 	case SIG_BLOCK:
@@ -2121,8 +2122,7 @@
 	}
 	recalc_sigpending();
 	spin_unlock_irq(&current->sighand->siglock);
-	if (oldset)
-		*oldset = old_block;
+
 	return error;
 }