[PATCH v3 11/17] signal: make recalc_sigpending_tsk() return bool

[Christian Brauner <christian@brauner.io>]

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>
---
v2->v3:
* unchanged
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 c2af9a7f73b3..41f9b91db209 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -138,20 +138,21 @@ 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