From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752203AbeFBKjQ (ORCPT ); Sat, 2 Jun 2018 06:39:16 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:33640 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751479AbeFBKhb (ORCPT ); Sat, 2 Jun 2018 06:37:31 -0400 X-Google-Smtp-Source: ADUXVKJNnFy0/bI5l1R4Or+mdqccx9SZOlRSm0Hp5snJ2xrzvNvvJ2hIezlyo83ZN0idnEe+CFl8UQ== From: Christian Brauner To: linux-kernel@vger.kernel.org Cc: ebiederm@xmission.com, gregkh@linuxfoundation.org, mingo@kernel.org, james.morris@microsoft.com, keescook@chromium.org, peterz@infradead.org, sds@tycho.nsa.gov, viro@zeniv.linux.org.uk, akpm@linux-foundation.org, oleg@redhat.com, Christian Brauner Subject: [PATCH v3 17/17] signal: make get_signal() return bool Date: Sat, 2 Jun 2018 12:36:53 +0200 Message-Id: <20180602103653.18181-18-christian@brauner.io> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180602103653.18181-1-christian@brauner.io> References: <20180602103653.18181-1-christian@brauner.io> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org make get_signal() already behaves like a boolean function. Let's actually declare it as such too. Signed-off-by: Christian Brauner --- v2->v3: * unchanged v1->v2: * unchanged v0->v1: * patch added --- include/linux/signal.h | 2 +- kernel/signal.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/include/linux/signal.h b/include/linux/signal.h index 1145d7061ed9..97d5ff809716 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -262,7 +262,7 @@ extern void set_current_blocked(sigset_t *); extern void __set_current_blocked(const sigset_t *); extern int show_unhandled_signals; -extern int get_signal(struct ksignal *ksig); +extern bool get_signal(struct ksignal *ksig); extern void signal_setup_done(int failed, struct ksignal *ksig, int stepping); extern void exit_signals(struct task_struct *tsk); extern void kernel_sigaction(int, __sighandler_t); diff --git a/kernel/signal.c b/kernel/signal.c index 8d57a64abe52..47d0e3a9b166 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -2301,7 +2301,7 @@ static int ptrace_signal(int signr, siginfo_t *info) return signr; } -int get_signal(struct ksignal *ksig) +bool get_signal(struct ksignal *ksig) { struct sighand_struct *sighand = current->sighand; struct signal_struct *signal = current->signal; @@ -2311,7 +2311,7 @@ int get_signal(struct ksignal *ksig) task_work_run(); if (unlikely(uprobe_deny_signal())) - return 0; + return false; /* * Do this once, we can't return to user-mode if freezing() == T. -- 2.17.0