mm: make set_recommended_min_free_kbytes() return void

This makes set_recommended_min_free_kbytes() have a return type of void as
it cannot fail.

Signed-off-by: Nicholas Krause <xerofoify@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 3e574efad8f853eb0545490d9a4b0ce4ef909df4..71a4822c832b9b63a570a6aba244c1e0ec199e6a 100644 (file)
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -106,7 +106,7 @@ static struct khugepaged_scan khugepaged_scan = {
 };
 
 
-static int set_recommended_min_free_kbytes(void)
+static void set_recommended_min_free_kbytes(void)
 {
        struct zone *zone;
        int nr_zones = 0;
@@ -141,7 +141,6 @@ static int set_recommended_min_free_kbytes(void)
                min_free_kbytes = recommended_min;
        }
        setup_per_zone_wmarks();
-       return 0;
 }
 
 static int start_stop_khugepaged(void)