pull clearing RESTORE_SIGMASK into block_sigmask()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 6 insertions, 17 deletions

diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c
index 38bb501eb117..f39346f1f2d6 100644
--- a/arch/c6x/kernel/signal.c
+++ b/arch/c6x/kernel/signal.c
@@ -248,7 +248,7 @@ do_restart:
 /*
  * handle the actual delivery of a signal to userspace
  */
-static int handle_signal(int sig,
+static void handle_signal(int sig,
                          siginfo_t *info, struct k_sigaction *ka,
                          struct pt_regs *regs, int syscall)
 {
@@ -277,11 +277,10 @@ static int handle_signal(int sig,
         }
 
         /* Set up the stack frame */
-        ret = setup_rt_frame(sig, ka, info, sigmask_to_save(), regs);
-        if (ret == 0)
-                block_sigmask(ka, sig);
-
-        return ret;
+        if (setup_rt_frame(sig, ka, info, sigmask_to_save(), regs) < 0)
+                return;
+        block_sigmask(ka, sig);
+        tracehook_signal_handler(sig, info, ka, regs, 0);
 }
 
 /*
@@ -300,17 +299,7 @@ static void do_signal(struct pt_regs *regs, int syscall)
 
         signr = get_signal_to_deliver(&info, &ka, regs, NULL);
         if (signr > 0) {
-                if (handle_signal(signr, &info, &ka, regs, syscall) == 0) {
-                        /* a signal was successfully delivered; the saved
-                         * sigmask will have been stored in the signal frame,
-                         * and will be restored by sigreturn, so we can simply
-                         * clear the TIF_RESTORE_SIGMASK flag */
-                        if (test_thread_flag(TIF_RESTORE_SIGMASK))
-                                clear_thread_flag(TIF_RESTORE_SIGMASK);
-
-                        tracehook_signal_handler(signr, &info, &ka, regs, 0);
-                }
-
+                handle_signal(signr, &info, &ka, regs, syscall);
                 return;
         }