diff --git a/[refs] b/[refs]
index 90823659d02c..7aecefd64be2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f684336bba673b6656cb98144130ab52dafc3240
+refs/heads/master: 99b55b2c4478e6370aaa85173f5090a070c50a08
diff --git a/trunk/drivers/media/dvb/mantis/mantis_ca.c b/trunk/drivers/media/dvb/mantis/mantis_ca.c
index 177b04813ff0..53c01b3023cc 100644
--- a/trunk/drivers/media/dvb/mantis/mantis_ca.c
+++ b/trunk/drivers/media/dvb/mantis/mantis_ca.c
@@ -156,6 +156,8 @@ int mantis_ca_init(struct mantis_pci *mantis)
 	ca->en50221.poll_slot_status	= mantis_slot_status;
 	ca->en50221.data		= ca;
 
+	mutex_init(&ca->ca_lock);
+
 	dprintk(verbose, MANTIS_ERROR, 1, "Registering EN50221 device");
 	if ((result = dvb_ca_en50221_init(dvb_adapter, &ca->en50221, ca_flags, 1)) != 0) {
 		dprintk(verbose, MANTIS_ERROR, 1, "EN50221: Initialization failed");