[PATCH v1 14/20] signal: make recalc_sigpending_tsk() return bool

[Christian Brauner]

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

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

diff --git a/kernel/signal.c b/kernel/signal.c
index d2d4d10223ca..623039987546 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