[PATCH] mm: Fix two spelling mistakes in highmem.h

[Fabio M. De Francesco]

Substitute two occurrencies of "higmem" with "highmem" in highmem.h.

Suggested-by: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Signed-off-by: Fabio M. De Francesco <fmdefrancesco@xxxxxxxxx>
---
 include/linux/highmem.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 7b0085a61e67..ae1670ccdf45 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -86,7 +86,7 @@ static inline void kmap_flush_unused(void);
  * virtual address of the direct mapping. Only real highmem pages are
  * temporarily mapped.
  *
- * While it is significantly faster than kmap() for the higmem case it
+ * While it is significantly faster than kmap() for the highmem case it
  * comes with restrictions about the pointer validity.
  *
  * On HIGHMEM enabled systems mapping a highmem page has the side effect of
@@ -119,7 +119,7 @@ static inline void *kmap_local_page(struct page *page);
  * virtual address of the direct mapping. Only real highmem pages are
  * temporarily mapped.
  *
- * While it is significantly faster than kmap() for the higmem case it
+ * While it is significantly faster than kmap() for the highmem case it
  * comes with restrictions about the pointer validity.
  *
  * On HIGHMEM enabled systems mapping a highmem page has the side effect of
-- 
2.39.0