diff --git a/[refs] b/[refs]
index f6fa91f6eba4..c93138bc1314 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 74099b18b8db0670484e0caeb3425fb29ff3144e
+refs/heads/master: c9cbf558e7793d312a4dd5d839ad7eae1aa8bd12
diff --git a/trunk/drivers/w1/w1.c b/trunk/drivers/w1/w1.c
index c37497823851..9761950697b4 100644
--- a/trunk/drivers/w1/w1.c
+++ b/trunk/drivers/w1/w1.c
@@ -892,6 +892,16 @@ void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb
 			break;
 		}
 
+		/* Do fast search on single slave bus */
+		if (dev->max_slave_count == 1) {
+			w1_write_8(dev, W1_READ_ROM);
+
+			if (w1_read_block(dev, (u8 *)&rn, 8) == 8 && rn)
+				cb(dev, rn);
+
+			break;
+		}
+
 		/* Start the search */
 		w1_write_8(dev, search_type);
 		for (i = 0; i < 64; ++i) {