h63xx: tsc2101 alsa sound support

[linux-2.6-omap-h63xx.git] / kernel / signal.c

diff --git a/kernel/signal.c b/kernel/signal.c
index b373fc2420da06d73840fd3694301e504688468f..ea154104a00bf43a6a62a7d90d229465a4bfbc95 100644 (file)
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2430,7 +2430,7 @@ sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo)
 }
 
 int
-do_sigaction(int sig, const struct k_sigaction *act, struct k_sigaction *oact)
+do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact)
 {
        struct k_sigaction *k;
        sigset_t mask;
@@ -2454,6 +2454,8 @@ do_sigaction(int sig, const struct k_sigaction *act, struct k_sigaction *oact)
                *oact = *k;
 
        if (act) {
+               sigdelsetmask(&act->sa.sa_mask,
+                             sigmask(SIGKILL) | sigmask(SIGSTOP));
                /*
                 * POSIX 3.3.1.3:
                 *  "Setting a signal action to SIG_IGN for a signal that is
@@ -2479,8 +2481,6 @@ do_sigaction(int sig, const struct k_sigaction *act, struct k_sigaction *oact)
                        read_lock(&tasklist_lock);
                        spin_lock_irq(&t->sighand->siglock);
                        *k = *act;
-                       sigdelsetmask(&k->sa.sa_mask,
-                                     sigmask(SIGKILL) | sigmask(SIGSTOP));
                        sigemptyset(&mask);
                        sigaddset(&mask, sig);
                        rm_from_queue_full(&mask, &t->signal->shared_pending);
@@ -2495,8 +2495,6 @@ do_sigaction(int sig, const struct k_sigaction *act, struct k_sigaction *oact)
                }
 
                *k = *act;
-               sigdelsetmask(&k->sa.sa_mask,
-                             sigmask(SIGKILL) | sigmask(SIGSTOP));
        }
 
        spin_unlock_irq(&current->sighand->siglock);
@@ -2702,6 +2700,7 @@ sys_signal(int sig, __sighandler_t handler)
 
        new_sa.sa.sa_handler = handler;
        new_sa.sa.sa_flags = SA_ONESHOT | SA_NOMASK;
+       sigemptyset(&new_sa.sa.sa_mask);
 
        ret = do_sigaction(sig, &new_sa, &old_sa);