[PATCH] use new driver_find function in ds.c

[Dominik Brodowski]

get_pcmcia_driver can be simplified by using the newly added "driver_find"
function.

Signed-off-by: Dominik Brodowski <linux at brodo.de>

diff -ruN linux-original/drivers/pcmcia/ds.c linux/drivers/pcmcia/ds.c
--- linux-original/drivers/pcmcia/ds.c	2004-07-15 14:01:21.000000000 +0200
+++ linux/drivers/pcmcia/ds.c	2004-07-15 14:23:20.776759328 +0200
@@ -1216,31 +1216,18 @@
 
 /* backwards-compatible accessing of driver --- by name! */
 
-struct cmp_data {
-	void *dev_info;
-	struct pcmcia_driver *drv;
-};
-
-static int cmp_drv_callback(struct device_driver *drv, void *data)
-{
-	struct cmp_data *cmp = data;
-	if (strncmp((char *)cmp->dev_info, (char *)drv->name,
-		    DEV_NAME_LEN) == 0) {
-		cmp->drv = container_of(drv, struct pcmcia_driver, drv);
-		return -EINVAL;
-	}
-	return 0;
-}
-
 static struct pcmcia_driver * get_pcmcia_driver (dev_info_t *dev_info)
 {
-	int ret;
-	struct cmp_data cmp = {
-		.dev_info = dev_info,
-	};
-	
-	ret = bus_for_each_drv(&pcmcia_bus_type, NULL, &cmp, cmp_drv_callback);
-	if (ret)
-		return cmp.drv;
-	return NULL;
+	struct device_driver *drv;
+	struct pcmcia_driver *p_drv;
+
+	drv = driver_find((char *) dev_info, &pcmcia_bus_type);
+	if (!drv)
+		return NULL;
+
+	put_driver(drv); 	/* I know it's bad... */
+
+	p_drv = container_of(drv, struct pcmcia_driver, drv);
+
+	return (p_drv);
 }