hfsplus: missing O_LARGEFILE check

hfsplus: O_LARGEFILE checking is missing

Addresses http://bugzilla.kernel.org/show_bug.cgi?id=8490

From: Alan Cox <alan@redhat.com>
Reported-by: didier <did447@gmail.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index b085d64a2b67..963be644297a 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -254,6 +254,8 @@ static int hfsplus_file_open(struct inode *inode, struct file *file)
 {
         if (HFSPLUS_IS_RSRC(inode))
                 inode = HFSPLUS_I(inode).rsrc_inode;
+        if (!(file->f_flags & O_LARGEFILE) && i_size_read(inode) > MAX_NON_LFS)
+                return -EOVERFLOW;
         atomic_inc(&HFSPLUS_I(inode).opencnt);
         return 0;
 }