1 files changed, 4 insertions, 1 deletions

diff --git a/mm/mmap.c b/mm/mmap.c
index 497e502dfd6b..7b40abd7cba2 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1379,7 +1379,7 @@ get_unmapped_area(struct file *file, unsigned long addr, unsigned long len,
                  * Check if the given range is hugepage aligned, and
                  * can be made suitable for hugepages.
                  */
-                ret = prepare_hugepage_range(addr, len);
+                ret = prepare_hugepage_range(addr, len, pgoff);
         } else {
                 /*
                  * Ensure that a normal request is not falling in a
@@ -1880,6 +1880,9 @@ unsigned long do_brk(unsigned long addr, unsigned long len)
         if ((addr + len) > TASK_SIZE || (addr + len) < addr)
                 return -EINVAL;
 
+        if (is_hugepage_only_range(mm, addr, len))
+                return -EINVAL;
+
         flags = VM_DATA_DEFAULT_FLAGS | VM_ACCOUNT | mm->def_flags;
 
         error = arch_mmap_check(addr, len, flags);