1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/wireless/prism54/islpci_dev.h b/drivers/net/wireless/prism54/islpci_dev.h
index 4e0182ce835b..b03a2ab0009b 100644
--- a/drivers/net/wireless/prism54/islpci_dev.h
+++ b/drivers/net/wireless/prism54/islpci_dev.h
@@ -55,7 +55,7 @@ struct islpci_acl {
    enum { MAC_POLICY_OPEN=0, MAC_POLICY_ACCEPT=1, MAC_POLICY_REJECT=2 } policy;
    struct list_head mac_list;  /* a list of mac_entry */
    int size;   /* size of queue */
-   struct semaphore sem;   /* accessed in ioctls and trap_work */
+   struct mutex lock;   /* accessed in ioctls and trap_work */
 };
 
 struct islpci_membuf {