There is a plan to build the kernel with -Wimplicit-fallthrough and this place in the code produced a warning (W=1).
This commit remove the following warning: kernel/signal.c:795:13: warning: this statement may fall through [-Wimplicit-fallthrough=] Signed-off-by: Mathieu Malaterre <ma...@debian.org> --- kernel/signal.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/signal.c b/kernel/signal.c index e1d7ad8e6ab1..aa7a507757d7 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -794,6 +794,7 @@ static int check_kill_permission(int sig, struct kernel_siginfo *info, */ if (!sid || sid == task_session(current)) break; + /* fall through */ default: return -EPERM; } -- 2.19.2