1 files changed, 3 insertions, 3 deletions

diff --git a/fs/namespace.c b/fs/namespace.c
index f8893dc6a989..e42c9abfeaa8 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -275,7 +275,7 @@ int __mnt_is_readonly(struct vfsmount *mnt)
 {
         if (mnt->mnt_flags & MNT_READONLY)
                 return 1;
-        if (mnt->mnt_sb->s_flags & MS_RDONLY)
+        if (sb_rdonly(mnt->mnt_sb))
                 return 1;
         return 0;
 }
@@ -1534,7 +1534,7 @@ static int do_umount(struct mount *mnt, int flags)
                 if (!capable(CAP_SYS_ADMIN))
                         return -EPERM;
                 down_write(&sb->s_umount);
-                if (!(sb->s_flags & MS_RDONLY))
+                if (!sb_rdonly(sb))
                         retval = do_remount_sb(sb, MS_RDONLY, NULL, 0);
                 up_write(&sb->s_umount);
                 return retval;
@@ -3300,7 +3300,7 @@ static bool mnt_already_visible(struct mnt_namespace *ns, struct vfsmount *new,
                 mnt_flags = mnt->mnt.mnt_flags;
 
                 /* Don't miss readonly hidden in the superblock flags */
-                if (mnt->mnt.mnt_sb->s_flags & MS_RDONLY)
+                if (sb_rdonly(mnt->mnt.mnt_sb))
                         mnt_flags |= MNT_LOCK_READONLY;
 
                 /* Verify the mount flags are equal to or more permissive