[PATCH] mm: Fix typos in comments in mm_init.c

[Prabhav Kumar Vaish <pvkumar5749404@gmail.com>]

Corrected minor typos in comments:
	- 'contigious' -> 'contiguous'
	- 'hierarcy' -> 'hierarchy'

This is a non-functional change in comment text only.

Signed-off-by: Prabhav Kumar Vaish <pvkumar5749404@gmail.com>
---
 mm/mm_init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/mm_init.c b/mm/mm_init.c
index 9659689b8ace..7f3361fd5392 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -828,7 +828,7 @@ overlap_memmap_init(unsigned long zone, unsigned long *pfn)
  * - physical memory bank size is not necessarily the exact multiple of the
  *   arbitrary section size
  * - early reserved memory may not be listed in memblock.memory
- * - non-memory regions covered by the contigious flatmem mapping
+ * - non-memory regions covered by the contiguous flatmem mapping
  * - memory layouts defined with memmap= kernel parameter may not align
  *   nicely with memmap sections
  *
@@ -1908,7 +1908,7 @@ void __init free_area_init(unsigned long *max_zone_pfn)
 		free_area_init_node(nid);
 
 		/*
-		 * No sysfs hierarcy will be created via register_one_node()
+		 * No sysfs hierarchy will be created via register_one_node()
 		 *for memory-less node because here it's not marked as N_MEMORY
 		 *and won't be set online later. The benefit is userspace
 		 *program won't be confused by sysfs files/directories of
-- 
2.34.1