[PATCH 1/1 linux-next] hfsplus: atomically read inode size

From: Fabian Frederick
Date: Mon Jan 23 2017 - 12:53:52 EST


See i_size_read() comments in include/linux/fs.h

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
fs/hfsplus/wrapper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index ebb85e5..e254fa0 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -132,7 +132,7 @@ static int hfsplus_get_last_session(struct super_block *sb,

/* default values */
*start = 0;
- *size = sb->s_bdev->bd_inode->i_size >> 9;
+ *size = i_size_read(sb->s_bdev->bd_inode) >> 9;

if (HFSPLUS_SB(sb)->session >= 0) {
te.cdte_track = HFSPLUS_SB(sb)->session;
--
2.9.3