Commit e4a8b4ef authored by Christian Brauner's avatar Christian Brauner Committed by Linus Torvalds

signal: make sig_handler_ignored() return bool

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

Link: http://lkml.kernel.org/r/20180602103653.18181-8-christian@brauner.ioSigned-off-by: default avatarChristian Brauner <christian@brauner.io>
Reviewed-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: James Morris <james.morris@microsoft.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 2a9b9094
...@@ -65,11 +65,11 @@ static void __user *sig_handler(struct task_struct *t, int sig) ...@@ -65,11 +65,11 @@ static void __user *sig_handler(struct task_struct *t, int sig)
return t->sighand->action[sig - 1].sa.sa_handler; return t->sighand->action[sig - 1].sa.sa_handler;
} }
static int sig_handler_ignored(void __user *handler, int sig) static inline bool sig_handler_ignored(void __user *handler, int sig)
{ {
/* Is it explicitly or implicitly ignored? */ /* Is it explicitly or implicitly ignored? */
return handler == SIG_IGN || return handler == SIG_IGN ||
(handler == SIG_DFL && sig_kernel_ignore(sig)); (handler == SIG_DFL && sig_kernel_ignore(sig));
} }
static int sig_task_ignored(struct task_struct *t, int sig, bool force) static int sig_task_ignored(struct task_struct *t, int sig, bool force)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment