1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/media/dvb/mantis/mantis_ca.c b/drivers/media/dvb/mantis/mantis_ca.c
index 177b04813ff0..53c01b3023cc 100644
--- a/drivers/media/dvb/mantis/mantis_ca.c
+++ b/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");