Commit ea53cde0 authored by Alexander Kuleshov's avatar Alexander Kuleshov Committed by Linus Torvalds
Browse files

mm/util: use offset_in_page macro



linux/mm.h provides offset_in_page() macro.  Let's use already predefined
macro instead of (addr & ~PAGE_MASK).
Signed-off-by: default avatarAlexander Kuleshov <kuleshovmail@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f09f1243
......@@ -309,7 +309,7 @@ unsigned long vm_mmap(struct file *file, unsigned long addr,
{
if (unlikely(offset + PAGE_ALIGN(len) < offset))
return -EINVAL;
if (unlikely(offset & ~PAGE_MASK))
if (unlikely(offset_in_page(offset)))
return -EINVAL;
return vm_mmap_pgoff(file, addr, len, prot, flag, offset >> PAGE_SHIFT);
......
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