[4/9] [RFC] Steps to fixing the driver model locking

[Patrick Mochel]

ChangeSet@xxxxxx, 2005-03-21 11:07:54-08:00, mochel@xxxxxxxxxxxxxxxxxx
  [pnp] Use driver_for_each_device() in drivers/pnp/driver.c instead of manually walking list.



  Signed-off-by: Patrick Mochel <mochel@xxxxxxxxxxxxxxxxxx>

diff -Nru a/drivers/pnp/driver.c b/drivers/pnp/driver.c
--- a/drivers/pnp/driver.c	2005-03-21 12:30:40 -08:00
+++ b/drivers/pnp/driver.c	2005-03-21 12:30:40 -08:00
@@ -160,10 +160,16 @@
 };


+static int count_devices(struct device * dev, void * c)
+{
+	int * count = c;
+	(*count)++;
+	return 0;
+}
+
 int pnp_register_driver(struct pnp_driver *drv)
 {
 	int count;
-	struct list_head *pos;

 	pnp_dbg("the driver '%s' has been registered", drv->name);

@@ -177,9 +183,7 @@
 	/* get the number of initial matches */
 	if (count >= 0){
 		count = 0;
-		list_for_each(pos,&drv->driver.devices){
-			count++;
-		}
+		driver_for_each_device(&drv->driver, NULL, &count, count_devices);
 	}
 	return count;
 }
-
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