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authorChristian Brauner <[email protected]>2018-08-21 22:00:23 -0700
committerLinus Torvalds <[email protected]>2018-08-22 10:52:51 -0700
commit6a0cdcd78892d4508e77cbec913eaf099ab4a8e9 (patch)
tree0b4a26e61149ee3b69e288675b74c7050ff4425b
parent41aaa481197dc566f691d403e0247bb53a017770 (diff)
signal: make sig_ignored() return bool
sig_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]>
-rw-r--r--kernel/signal.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 6e92adddd667..bcd4272639ca 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -85,7 +85,7 @@ static bool sig_task_ignored(struct task_struct *t, int sig, bool force)
return sig_handler_ignored(handler, sig);
}
-static int sig_ignored(struct task_struct *t, int sig, bool force)
+static bool sig_ignored(struct task_struct *t, int sig, bool force)
{
/*
* Blocked signals are never ignored, since the
@@ -93,7 +93,7 @@ static int sig_ignored(struct task_struct *t, int sig, bool force)
* unblocked.
*/
if (sigismember(&t->blocked, sig) || sigismember(&t->real_blocked, sig))
- return 0;
+ return false;
/*
* Tracers may want to know about even ignored signal unless it
@@ -101,7 +101,7 @@ static int sig_ignored(struct task_struct *t, int sig, bool force)
* by SIGNAL_UNKILLABLE task.
*/
if (t->ptrace && sig != SIGKILL)
- return 0;
+ return false;
return sig_task_ignored(t, sig, force);
}