kdesktop: Add missing initialization of sigset_t in kdesktop_lock. This resolves bug 3025.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

kdesktop/lock/main.cc

@@ -243,6 +243,7 @@ int main( int argc, char **argv )
 		sigset_t orig_mask;
 
 		// Block reception of all signals in this thread
+		sigfillset(&new_mask);
 		sigprocmask(SIG_BLOCK, &new_mask, NULL);
 
 		signalled_forcelock = FALSE;