doc: clk: Fix incorrect wording

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Rob Landley <rob@landley.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/clk.txt b/Documentation/clk.txt
index b9911c2..6f68ba0 100644
--- a/Documentation/clk.txt
+++ b/Documentation/clk.txt
@@ -32,7 +32,7 @@
 
 Tying the two halves of this interface together is struct clk_hw, which
 is defined in struct clk_foo and pointed to within struct clk.  This
-allows easy for navigation between the two discrete halves of the common
+allows for easy navigation between the two discrete halves of the common
 clock interface.
 
 	Part 2 - common data structures and api