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| author | Christian Brauner <christian@brauner.io> | 2018-08-21 22:00:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 10:52:51 -0700 |
| commit | 20ab7218d2507b2dbec9c053c2f1b96054e266b6 (patch) | |
| tree | 16b6e6284448e46c3e1d52e0a424626c4beda90a /kernel/signal.c | |
| parent | f99e9d8c5c7f5539e6d97fd04a4ad213e52daac0 (diff) | |
| download | lwn-20ab7218d2507b2dbec9c053c2f1b96054e266b6.tar.gz lwn-20ab7218d2507b2dbec9c053c2f1b96054e266b6.zip | |
signal: make get_signal() return bool
make get_signal() already behaves like a boolean function. Let's actually
declare it as such too.
Link: http://lkml.kernel.org/r/20180602103653.18181-18-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>
Diffstat (limited to 'kernel/signal.c')
| -rw-r--r-- | kernel/signal.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/signal.c b/kernel/signal.c index 9f9b4183178e..786bacc60649 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -2287,7 +2287,7 @@ 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; @@ -2297,7 +2297,7 @@ 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. |