diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 9c288c9..bde891f 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -65,7 +65,7 @@
 	 *   -ENOSYS when not supported (equal to NULL callback)
 	 *   or a negative errno value when something bad happened
 	 *
-	 * Return values for the get_ro callback should be:
+	 * Return values for the get_cd callback should be:
 	 *   0 for a absent card
 	 *   1 for a present card
 	 *   -ENOSYS when not supported (equal to NULL callback)