diff options
Diffstat (limited to 'sys/kern/kern_sig.c')
-rw-r--r-- | sys/kern/kern_sig.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/kern/kern_sig.c b/sys/kern/kern_sig.c index 05dd103..cdb5f93 100644 --- a/sys/kern/kern_sig.c +++ b/sys/kern/kern_sig.c @@ -658,9 +658,10 @@ kern_sigaction(td, sig, act, oact, flags) if (!_SIG_VALID(sig)) return (EINVAL); - if (act != NULL && (act->sa_flags & ~(SA_ONSTACK | SA_RESTART | - SA_RESETHAND | SA_NOCLDSTOP | SA_NODEFER | SA_NOCLDWAIT | - SA_SIGINFO)) != 0) + if (act != NULL && act->sa_handler != SIG_DFL && + act->sa_handler != SIG_IGN && (act->sa_flags & ~(SA_ONSTACK | + SA_RESTART | SA_RESETHAND | SA_NOCLDSTOP | SA_NODEFER | + SA_NOCLDWAIT | SA_SIGINFO)) != 0) return (EINVAL); PROC_LOCK(p); |