linux-kernel - [PATCH v1 19/20] signal: make security_task

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Message-Id: <20180528215355.16119-20-christian@brauner.io>
Date:   Mon, 28 May 2018 23:53:54 +0200
From:   Christian Brauner <christian@...uner.io>
To:     linux-kernel@...r.kernel.org
Cc:     ebiederm@...ssion.com, gregkh@...uxfoundation.org,
        mingo@...nel.org, james.morris@...rosoft.com,
        keescook@...omium.org, peterz@...radead.org, sds@...ho.nsa.gov,
        viro@...iv.linux.org.uk, akpm@...ux-foundation.org,
        oleg@...hat.com, Christian Brauner <christian@...uner.io>
Subject: [PATCH v1 19/20] signal: make security_task_kill() return bool

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

Signed-off-by: Christian Brauner <christian@...uner.io>
---
v0->v1:
* patch introduced
---
 kernel/signal.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/signal.c b/kernel/signal.c
index 7e217e83a6de..a4787c90faab 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1928,10 +1928,10 @@ static inline bool may_ptrace_stop(void)
  * Return non-zero if there is a SIGKILL that should be waking us up.
  * Called with the siglock held.
  */
-static int sigkill_pending(struct task_struct *tsk)
+static bool sigkill_pending(struct task_struct *tsk)
 {
-	return	sigismember(&tsk->pending.signal, SIGKILL) ||
-		sigismember(&tsk->signal->shared_pending.signal, SIGKILL);
+	return sigismember(&tsk->pending.signal, SIGKILL) ||
+	       sigismember(&tsk->signal->shared_pending.signal, SIGKILL);
 }
 
 /*
-- 
2.17.0