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signal: make sig_task_ignored() return bool

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

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Christian Brauner <[email protected]>
Reviewed-by: Andrew Morton <[email protected]>
Cc: Al Viro <[email protected]>
Cc: Eric W. Biederman <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: James Morris <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Oleg Nesterov <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephen Smalley <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Christian Brauner 2018-08-21 22:00:19 -07:00 • committed by Linus Torvalds
commit 41aaa48119
1 changed files with 2 additions and 2 deletions
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4
kernel/signal.c
View file

@ -72,7 +72,7 @@ static inline bool sig_handler_ignored(void __user *handler, int sig)
(handler == SIG_DFL && sig_kernel_ignore(sig));
}
static int sig_task_ignored(struct task_struct *t, int sig, bool force)
static bool sig_task_ignored(struct task_struct *t, int sig, bool force)
{
void __user *handler;
@ -80,7 +80,7 @@ static int sig_task_ignored(struct task_struct *t, int sig, bool force)
if (unlikely(t->signal->flags & SIGNAL_UNKILLABLE) &&
handler == SIG_DFL && !(force && sig_kernel_only(sig)))
return 1;
return true;
return sig_handler_ignored(handler, sig);
}