The structure passed to `sigaction()` left it's `sa_mask` member uninitialized.
Fixes: beb356b ("uloop: add support for user defined signal handlers")
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
if (s->orig.sa_handler != uloop_signal_wake) {
sa.sa_handler = uloop_signal_wake;
sa.sa_flags = 0;
if (s->orig.sa_handler != uloop_signal_wake) {
sa.sa_handler = uloop_signal_wake;
sa.sa_flags = 0;
+ sigemptyset(&sa.sa_mask);
sigaction(s->signo, &sa, NULL);
}
sigaction(s->signo, &sa, NULL);
}