netdev: ehea: bcmc_regs semaphore to mutex

Convert the ehea_bcmc_regs.lock to a mutex.

Signed-off-by: Daniel Walker <dwalker@mvista.com>
Cc: Christoph Raisch <raisch@de.ibm.com>
Cc: Jan-Bernd Themann <themann@de.ibm.com>
Cc: Thomas Klein <tklein@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

2 files changed, 10 insertions, 10 deletions

diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index f07af2c3bcbe..b5c8eb96bd26 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -434,7 +434,7 @@ struct ehea_bcmc_reg_entry {
 struct ehea_bcmc_reg_array {
         struct ehea_bcmc_reg_entry *arr;
         int num_entries;
-        struct semaphore lock;
+        struct mutex lock;
 };
 
 #define EHEA_PORT_UP 1
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 0cfc7e2ce395..73dd6f9dfbbe 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -1759,7 +1759,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
 
         memcpy(dev->dev_addr, mac_addr->sa_data, dev->addr_len);
 
-        down(&ehea_bcmc_regs.lock);
+        mutex_lock(&ehea_bcmc_regs.lock);
 
         /* Deregister old MAC in pHYP */
         ret = ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
@@ -1777,7 +1777,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
 
 out_upregs:
         ehea_update_bcmc_registrations();
-        up(&ehea_bcmc_regs.lock);
+        mutex_unlock(&ehea_bcmc_regs.lock);
 out_free:
         kfree(cb0);
 out:
@@ -1939,7 +1939,7 @@ static void ehea_set_multicast_list(struct net_device *dev)
         }
         ehea_promiscuous(dev, 0);
 
-        down(&ehea_bcmc_regs.lock);
+        mutex_lock(&ehea_bcmc_regs.lock);
 
         if (dev->flags & IFF_ALLMULTI) {
                 ehea_allmulti(dev, 1);
@@ -1970,7 +1970,7 @@ static void ehea_set_multicast_list(struct net_device *dev)
         }
 out:
         ehea_update_bcmc_registrations();
-        up(&ehea_bcmc_regs.lock);
+        mutex_unlock(&ehea_bcmc_regs.lock);
         return;
 }
 
@@ -2491,7 +2491,7 @@ static int ehea_up(struct net_device *dev)
                 }
         }
 
-        down(&ehea_bcmc_regs.lock);
+        mutex_lock(&ehea_bcmc_regs.lock);
 
         ret = ehea_broadcast_reg_helper(port, H_REG_BCMC);
         if (ret) {
@@ -2514,7 +2514,7 @@ out:
                 ehea_info("Failed starting %s. ret=%i", dev->name, ret);
 
         ehea_update_bcmc_registrations();
-        up(&ehea_bcmc_regs.lock);
+        mutex_unlock(&ehea_bcmc_regs.lock);
 
         ehea_update_firmware_handles();
         mutex_unlock(&ehea_fw_handles.lock);
@@ -2569,7 +2569,7 @@ static int ehea_down(struct net_device *dev)
 
         mutex_lock(&ehea_fw_handles.lock);
 
-        down(&ehea_bcmc_regs.lock);
+        mutex_lock(&ehea_bcmc_regs.lock);
         ehea_drop_multicast_list(dev);
         ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
 
@@ -2578,7 +2578,7 @@ static int ehea_down(struct net_device *dev)
         port->state = EHEA_PORT_DOWN;
 
         ehea_update_bcmc_registrations();
-        up(&ehea_bcmc_regs.lock);
+        mutex_unlock(&ehea_bcmc_regs.lock);
 
         ret = ehea_clean_all_portres(port);
         if (ret)
@@ -3545,7 +3545,7 @@ int __init ehea_module_init(void)
         memset(&ehea_bcmc_regs, 0, sizeof(ehea_bcmc_regs));
 
         mutex_init(&ehea_fw_handles.lock);
-        sema_init(&ehea_bcmc_regs.lock, 1);
+        mutex_init(&ehea_bcmc_regs.lock);
 
         ret = check_module_parm();
         if (ret)