diff --git a/[refs] b/[refs]
index 88f458709eba..38ee3c41e494 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 872188420997f7f7c1b968fd9bce6578e4c3d45f
+refs/heads/master: af71ff690b92894f66ccede27f731150dc10d80d
diff --git a/trunk/include/linux/i2c.h b/trunk/include/linux/i2c.h
index eb0628a7ecc6..23ad1ee42a4c 100644
--- a/trunk/include/linux/i2c.h
+++ b/trunk/include/linux/i2c.h
@@ -220,7 +220,7 @@ struct i2c_adapter {
 	struct module *owner;
 	unsigned int id;
 	unsigned int class;
-	struct i2c_algorithm *algo;/* the algorithm to access the bus	*/
+	const struct i2c_algorithm *algo; /* the algorithm to access the bus */
 	void *algo_data;
 
 	/* --- administration stuff. */