SubmittingPatches: fix typo

Fix typo.

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches
index 6f29e29..71b6da2 100644
--- a/Documentation/SubmittingPatches
+++ b/Documentation/SubmittingPatches
@@ -451,7 +451,7 @@
 reviewers and to inform maintainers of the degree of review which has been
 done on the patch.  Reviewed-by: tags, when supplied by reviewers known to
 understand the subject area and to perform thorough reviews, will normally
-increase the liklihood of your patch getting into the kernel.
+increase the likelihood of your patch getting into the kernel.
 
 
 15) The canonical patch format