[PATCH] use local variables ei instead of invoking function EXT4_I

[chenyichong]

Signed-off-by: chenyichong <chenyichong@xxxxxxxxxxxxx>
---
 fs/ext4/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index fe6045a46599..a5c4cd1c757b 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -374,7 +374,7 @@ void ext4_da_update_reserve_space(struct inode *inode,
 	ei->i_reserved_data_blocks -= used;
 	percpu_counter_sub(&sbi->s_dirtyclusters_counter, used);
 
-	spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
+	spin_unlock(&ei->i_block_reservation_lock);
 
 	/* Update quota subsystem for data blocks */
 	if (quota_claim)
-- 
2.20.1