diff options
| author | Christian Brauner <christian@brauner.io> | 2018-08-21 22:00:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 10:52:51 -0700 |
| commit | 09ae854edb2d275d98a874c21c24c58cee4df14e (patch) | |
| tree | 34a2223d41c692a8b7526fb332635573bf6da38a | |
| parent | 938696a82974c33b93be9657b72521bc84f5c587 (diff) | |
signal: make recalc_sigpending_tsk() return bool
recalc_sigpending_tsk() already behaves like a boolean function. Let's
actually declare it as such too.
Link: http://lkml.kernel.org/r/20180602103653.18181-12-christian@brauner.io
Signed-off-by: Christian Brauner <christian@brauner.io>
Reviewed-by: Andrew 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: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | kernel/signal.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index e00e96a7b24f..7eec2dba597e 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -138,20 +138,21 @@ static inline bool has_pending_signals(sigset_t *signal, sigset_t *blocked) #define PENDING(p,b) has_pending_signals(&(p)->signal, (b)) -static int recalc_sigpending_tsk(struct task_struct *t) +static bool recalc_sigpending_tsk(struct task_struct *t) { if ((t->jobctl & JOBCTL_PENDING_MASK) || PENDING(&t->pending, &t->blocked) || PENDING(&t->signal->shared_pending, &t->blocked)) { set_tsk_thread_flag(t, TIF_SIGPENDING); - return 1; + return true; } + /* * We must never clear the flag in another thread, or in current * when it's possible the current syscall is returning -ERESTART*. * So we don't clear it here, and only callers who know they should do. */ - return 0; + return false; } /* |