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authorAlexander Kuleshov <kuleshovmail@gmail.com>2015-11-06 03:46:32 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-06 04:34:48 +0100
commitb0d61c7e56815b0b881c81f6779a65f4fdae4bc0 (patch)
tree74fe5a6b07d5ee5bd12b83c89823629163a765b1 /mm
parentarch/powerpc/mm/numa.c: do not allocate bootmem memory for non existing nodes (diff)
downloadlinux-b0d61c7e56815b0b881c81f6779a65f4fdae4bc0.tar.xz
linux-b0d61c7e56815b0b881c81f6779a65f4fdae4bc0.zip
mm/msync: 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: Alexander Kuleshov <kuleshovmail@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/msync.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/msync.c b/mm/msync.c
index bb04d53ae852..24e612fefa04 100644
--- a/mm/msync.c
+++ b/mm/msync.c
@@ -38,7 +38,7 @@ SYSCALL_DEFINE3(msync, unsigned long, start, size_t, len, int, flags)
if (flags & ~(MS_ASYNC | MS_INVALIDATE | MS_SYNC))
goto out;
- if (start & ~PAGE_MASK)
+ if (offset_in_page(start))
goto out;
if ((flags & MS_ASYNC) && (flags & MS_SYNC))
goto out;