[PATCH v2 11/17] signal: make recalc_sigpending_tsk() return bool

Christian Brauner
2018-06-01T13:23:12Z

recalc_sigpending_tsk() already behaves like a boolean function. Let's
actually declare it as such too.

Signed-off-by: Christian Brauner <christian@brauner.io>
---
v1->v2:
* unchanged
v0->v1:
* patch added
---
kernel/signal.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/kernel/signal.c b/kernel/signal.c
index faf38b46d124..d5a3b1ef775e 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -141,20 +141,21 @@ static inline bool has_pending_signals(sigset_t *signal, sigset_t *blocked)

#define PENDING(p,b) has_pending_signals(&(p)->signal, (b))

-static int recalc_sigpending_tsk(struct task_struct *t)
+static bool recalc_sigpending_tsk(struct task_struct *t)
{
if ((t->jobctl & JOBCTL_PENDING_MASK) ||
PENDING(&t->pending, &t->blocked) ||
PENDING(&t->signal->shared_pending, &t->blocked)) {
set_tsk_thread_flag(t, TIF_SIGPENDING);
- return 1;
+ return true;
}
+
/*
* We must never clear the flag in another thread, or in current
* when it's possible the current syscall is returning -ERESTART*.
* So we don't clear it here, and only callers who know they should do.
*/
- return 0;
+ return false;
}

/*
--
2.17.0