fix comment typos concerning "consistent"

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index 846a3f3..5b2e4c3 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -207,7 +207,7 @@
 	 * the committing transaction.  Really, we only need to give it
 	 * committing_transaction->t_outstanding_credits plus "enough" for
 	 * the log control blocks.
-	 * Also, this test is inconsitent with the matching one in
+	 * Also, this test is inconsistent with the matching one in
 	 * journal_extend().
 	 */
 	if (__log_space_left(journal) < jbd_space_needed(journal)) {