---

yaml --- r: 136010 b: refs/heads/master c: 1566f3d h: refs/heads/master v: v3
git-mirror · Mar 24, 2009 · 3a7143c · 3a7143c
1 parent 81e97a4
commit 3a7143c
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: acfe8333572cad5dc70fce18ac966be0446548d7
+refs/heads/master: 1566f3dc3e5986a16c7bbb3bb95bb691251a8d25
diff --git a/trunk/drivers/firewire/fw-cdev.c b/trunk/drivers/firewire/fw-cdev.c
@@ -1245,6 +1245,10 @@ static int ioctl_send_broadcast_request(struct client *client, void *buffer)
 		return -EINVAL;
 	}
 
+	/* Security policy: Only allow accesses to Units Space. */
+	if (request->offset < CSR_REGISTER_BASE + CSR_CONFIG_ROM_END)
+		return -EACCES;
+
 	return init_request(client, request, LOCAL_BUS | 0x3f, SCODE_100);
 }