diff --git a/mm/cma.c b/mm/cma.c
index 3a7a67b..6612780 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -182,7 +182,7 @@
 	if (!size || !memblock_is_region_reserved(base, size))
 		return -EINVAL;
 
-	/* ensure minimal alignment requied by mm core */
+	/* ensure minimal alignment required by mm core */
 	alignment = PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order);
 
 	/* alignment should be aligned with order_per_bit */
@@ -238,7 +238,7 @@
 	/*
 	 * high_memory isn't direct mapped memory so retrieving its physical
 	 * address isn't appropriate.  But it would be useful to check the
-	 * physical address of the highmem boundary so it's justfiable to get
+	 * physical address of the highmem boundary so it's justifiable to get
 	 * the physical address from it.  On x86 there is a validation check for
 	 * this case, so the following workaround is needed to avoid it.
 	 */