From e1401c6bbb289d154eb0d0c292cc9f8259e4af73 Mon Sep 17 00:00:00 2001
From: Pavel Emelyanov <xemul@openvz.org>
Date: Wed, 30 Apr 2008 00:52:34 -0700
Subject: [PATCH] signals: remove unused variable from send_signal()

This function doesn't change the ret's value and thus always returns 0, with a
single exception of returning -EAGAIN explicitly.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 kernel/signal.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/signal.c b/kernel/signal.c
index 64ad0ed15992..f5f3b8a61bee 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -661,7 +661,6 @@ static int send_signal(int sig, struct siginfo *info, struct task_struct *t,
 			struct sigpending *signals)
 {
 	struct sigqueue * q = NULL;
-	int ret = 0;
 
 	/*
 	 * Deliver the signal to listening signalfds. This must be called
@@ -719,7 +718,7 @@ static int send_signal(int sig, struct siginfo *info, struct task_struct *t,
 
 out_set:
 	sigaddset(&signals->signal, sig);
-	return ret;
+	return 0;
 }
 
 #define LEGACY_QUEUE(sigptr, sig) \
-- 
2.20.1