mm/mmap: ULONG_MAX in detach_range

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>

diff --git a/mm/mmap.c b/mm/mmap.c
index 6c237080279d0fe56a65faf9dcb1008835417875..437017b5555ed0c0f6598caa8796afd9d8b102b5 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2334,7 +2334,7 @@ static inline unsigned long detach_range(struct mm_struct *mm,
 
        mas_set(&mas, src->last + 1);
        /* Drop removed area from the tree */
-       *vma = mas_find(&mas, -1);
+       *vma = mas_find(&mas, ULONG_MAX);
        mas_store_gfp(src, NULL, GFP_KERNEL);
        /* Decrement map_count */
        mm->map_count -= count;