3.5.7.3 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Oleg Nesterov <[email protected]>

commit 5ba53ff648e785445a32ba39112ed07e4cf588d0 upstream.

Commit 77097ae503b1 ("most of set_current_blocked() callers want
SIGKILL/SIGSTOP removed from set") removed the initialization of newmask
by accident, causing ltp to complain like this:

  ssetmask01    1  TFAIL  :  sgetmask() failed: TEST_ERRNO=???(0): Success

Restore the proper initialization.

Reported-and-tested-by: CAI Qian <[email protected]>
Signed-off-by: Oleg Nesterov <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Signed-off-by: Herton Ronaldo Krzesinski <[email protected]>
---
 kernel/signal.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/signal.c b/kernel/signal.c
index 6771027..e9d3270 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -3215,6 +3215,7 @@ SYSCALL_DEFINE1(ssetmask, int, newmask)
        int old = current->blocked.sig[0];
        sigset_t newset;
 
+       siginitset(&newset, newmask);
        set_current_blocked(&newset);
 
        return old;
-- 
1.7.9.5

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