From 6a0cdcd78892d4508e77cbec913eaf099ab4a8e9 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Tue, 21 Aug 2018 22:00:23 -0700 Subject: signal: make sig_ignored() return bool sig_ignored() already behaves like a boolean function. Let's actually declare it as such too. Link: http://lkml.kernel.org/r/20180602103653.18181-10-christian@brauner.io Signed-off-by: Christian Brauner Reviewed-by: Andrew Morton Cc: Al Viro Cc: Eric W. Biederman Cc: Greg Kroah-Hartman Cc: Ingo Molnar Cc: James Morris Cc: Kees Cook Cc: Oleg Nesterov Cc: Peter Zijlstra Cc: Stephen Smalley Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- kernel/signal.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'kernel/signal.c') diff --git a/kernel/signal.c b/kernel/signal.c index 6e92adddd667..bcd4272639ca 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -85,7 +85,7 @@ static bool sig_task_ignored(struct task_struct *t, int sig, bool force) return sig_handler_ignored(handler, sig); } -static int sig_ignored(struct task_struct *t, int sig, bool force) +static bool sig_ignored(struct task_struct *t, int sig, bool force) { /* * Blocked signals are never ignored, since the @@ -93,7 +93,7 @@ static int sig_ignored(struct task_struct *t, int sig, bool force) * unblocked. */ if (sigismember(&t->blocked, sig) || sigismember(&t->real_blocked, sig)) - return 0; + return false; /* * Tracers may want to know about even ignored signal unless it @@ -101,7 +101,7 @@ static int sig_ignored(struct task_struct *t, int sig, bool force) * by SIGNAL_UNKILLABLE task. */ if (t->ptrace && sig != SIGKILL) - return 0; + return false; return sig_task_ignored(t, sig, force); } -- cgit v1.2.3-59-g8ed1b