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authorAl Viro <viro@zeniv.linux.org.uk>2009-11-30 20:12:03 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2009-12-11 06:44:57 -0500
commit8c7b49b3ecd48923eb64ff57e07a1cdb74782970 (patch)
tree3bb2335ccaa34ef227459800c2221e71cf6b1987 /mm/mmap.c
parentf8b7256096a20436f6d0926747e3ac3d64c81d24 (diff)
downloadvexpress-lsk-8c7b49b3ecd48923eb64ff57e07a1cdb74782970.tar.gz
fix a struct file leak in do_mmap_pgoff()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c18
1 files changed, 0 insertions, 18 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index 292ddc3cef9..5076775a395 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -948,24 +948,6 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
if (mm->map_count > sysctl_max_map_count)
return -ENOMEM;
- if (flags & MAP_HUGETLB) {
- struct user_struct *user = NULL;
- if (file)
- return -EINVAL;
-
- /*
- * VM_NORESERVE is used because the reservations will be
- * taken when vm_ops->mmap() is called
- * A dummy user value is used because we are not locking
- * memory so no accounting is necessary
- */
- len = ALIGN(len, huge_page_size(&default_hstate));
- file = hugetlb_file_setup(HUGETLB_ANON_FILE, len, VM_NORESERVE,
- &user, HUGETLB_ANONHUGE_INODE);
- if (IS_ERR(file))
- return PTR_ERR(file);
- }
-
/* Obtain the address to map to. we verify (or select) it and ensure
* that it represents a valid section of the address space.
*/