From: Oleg Nesterov <oleg@tv-sign.ru>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] sigprocmask: kill unneeded temp var
Date: Mon, 16 Jan 2006 21:01:23 +0300 [thread overview]
Message-ID: <43CBDF73.81E2316F@tv-sign.ru> (raw)
Cleanup, remove unneeded double copying of current->blocked.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
--- 2.6.15/kernel/signal.c~ 2005-11-22 19:35:52.000000000 +0300
+++ 2.6.15/kernel/signal.c 2006-01-16 14:50:17.000000000 +0300
@@ -2004,10 +2004,11 @@ long do_no_restart_syscall(struct restar
int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
{
int error;
- sigset_t old_block;
spin_lock_irq(¤t->sighand->siglock);
- old_block = current->blocked;
+ if (oldset)
+ *oldset = current->blocked;
+
error = 0;
switch (how) {
case SIG_BLOCK:
@@ -2024,8 +2025,7 @@ int sigprocmask(int how, sigset_t *set,
}
recalc_sigpending();
spin_unlock_irq(¤t->sighand->siglock);
- if (oldset)
- *oldset = old_block;
+
return error;
}
reply other threads:[~2006-01-16 16:45 UTC|newest]
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