Also lock the ->exit() function in rsrc_nostatic

Signed-off-by: Dominik Brodowski <linux@brodo.de>
Index: 2.6.10-rc3/drivers/pcmcia/rsrc_nonstatic.c
===================================================================
--- 2.6.10-rc3.orig/drivers/pcmcia/rsrc_nonstatic.c	2004-12-05 10:26:08.773270464 +0100
+++ 2.6.10-rc3/drivers/pcmcia/rsrc_nonstatic.c	2004-12-05 10:26:08.918248424 +0100
@@ -791,6 +791,7 @@
 	struct socket_data *data = s->resource_data;
 	struct resource_map_t *p, *q;
 
+	down(&rsrc_sem);
 	for (p = data->mem_db.next; p != &data->mem_db; p = q) {
 		q = p->next;
 		kfree(p);
@@ -799,6 +800,7 @@
 		q = p->next;
 		kfree(p);
 	}
+	up(&rsrc_sem);
 }