1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 662036bdc65e..c8ea9d698cd0 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1617,7 +1617,11 @@ static int cmp_map(const void *m0, const void *m1)
         const struct nfit_set_info_map *map0 = m0;
         const struct nfit_set_info_map *map1 = m1;
 
-        return map0->region_offset - map1->region_offset;
+        if (map0->region_offset < map1->region_offset)
+                return -1;
+        else if (map0->region_offset > map1->region_offset)
+                return 1;
+        return 0;
 }
 
 /* Retrieve the nth entry referencing this spa */