staging: Final semaphore cleanup

[cascardo/linux.git] / drivers / staging / comedi / drivers / dt9812.c

diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c
index d01d2dc..0605985 100644 (file)
--- a/drivers/staging/comedi/drivers/dt9812.c
+++ b/drivers/staging/comedi/drivers/dt9812.c
@@ -262,7 +262,7 @@ struct dt9812_usb_cmd {
 
 #define DT9812_NUM_SLOTS       16
 
-static DECLARE_MUTEX(dt9812_mutex);
+static DEFINE_SEMAPHORE(dt9812_mutex);
 
 static const struct usb_device_id dt9812_table[] = {
        {USB_DEVICE(0x0867, 0x9812)},
@@ -1128,7 +1128,7 @@ static int __init usb_dt9812_init(void)
 
        /* Initialize all driver slots */
        for (i = 0; i < DT9812_NUM_SLOTS; i++) {
-               init_MUTEX(&dt9812[i].mutex);
+               sema_init(&dt9812[i].mutex, 1);
                dt9812[i].serial = 0;
                dt9812[i].usb = NULL;
                dt9812[i].comedi = NULL;