1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index e3c5c5282203..3ad379fcd18f 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -31,6 +31,7 @@
 #include <linux/moduleparam.h>
 #include <linux/module.h>
 #include <linux/spinlock.h>
+#include <linux/mutex.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
 #include <linux/uio.h>
@@ -2358,7 +2359,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
         spin_lock_init(&instance->cmd_pool_lock);
 
-        sema_init(&instance->aen_mutex, 1);
+        mutex_init(&instance->aen_mutex);
         sema_init(&instance->ioctl_sem, MEGASAS_INT_CMDS);
 
         /*
@@ -2874,10 +2875,10 @@ static int megasas_mgmt_ioctl_aen(struct file *file, unsigned long arg)
         if (!instance)
                 return -ENODEV;
 
-        down(&instance->aen_mutex);
+        mutex_lock(&instance->aen_mutex);
         error = megasas_register_aen(instance, aen.seq_num,
                                      aen.class_locale_word);
-        up(&instance->aen_mutex);
+        mutex_unlock(&instance->aen_mutex);
         return error;
 }