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[PATCH] sigprocmask: kill unneeded temp var

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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>
This commit is contained in:
Oleg Nesterov 2006-03-23 03:00:49 -08:00 committed by Linus Torvalds
parent 40953ed87d
commit a26fd335b4
1 changed files with 4 additions and 4 deletions
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8
kernel/signal.c
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@ -2101,10 +2101,11 @@ long do_no_restart_syscall(struct restart_block *param)
int sigprocmask(int how, sigset_t *set, sigset_t *oldset) int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
{ {
int error; int error;
sigset_t old_block;
spin_lock_irq(&current->sighand->siglock); spin_lock_irq(&current->sighand->siglock);
old_block = current->blocked; if (oldset)
*oldset = current->blocked;
error = 0; error = 0;
switch (how) { switch (how) {
case SIG_BLOCK: case SIG_BLOCK:
@ -2121,8 +2122,7 @@ int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
} }
recalc_sigpending(); recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock); spin_unlock_irq(&current->sighand->siglock);
if (oldset)
*oldset = old_block;
return error; return error;
} }