pull clearing RESTORE_SIGMASK into block_sigmask()

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

1 files changed, 6 insertions, 0 deletions

diff --git a/kernel/signal.c b/kernel/signal.c
index 95a9d9d8122..b9be7e0fe41 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2382,6 +2382,12 @@ void block_sigmask(struct k_sigaction *ka, int signr)
 {
         sigset_t blocked;
 
+        /* A signal was successfully delivered, and the
+           saved sigmask was stored on the signal frame,
+           and will be restored by sigreturn.  So we can
+           simply clear the restore sigmask flag.  */
+        clear_restore_sigmask();
+
         sigorsets(&blocked, &current->blocked, &ka->sa.sa_mask);
         if (!(ka->sa.sa_flags & SA_NODEFER))
                 sigaddset(&blocked, signr);