vfs: Undo an overly zealous MS_RDONLY -> SB_RDONLY conversion

a9e5b732 · David Howells <[email protected]> · 2018-04-20 13:35:02 +01:00

In do_mount() when the MS_* flags are being converted to MNT_* flags,
MS_RDONLY got accidentally convered to SB_RDONLY.

Undo this change.

Fixes: e462ec50cb5f ("VFS: Differentiate mount flags (MS_*) from internal superblock flags")
Signed-off-by: David Howells <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Commit: a9e5b73288cf1595ac2e05cf1acd1924ceea05fa
Parents: 66062592

Changes

1 files changed · +1 −1

File	Status	Add	Del	Content
fs/namespace.c	modified	+1	−1	View file

fs/namespace.c

View file

diff --git a/fs/namespace.c b/fs/namespace.c
index 8634d56..5f75969 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2815,7 +2815,7 @@ long do_mount(const char *dev_name, const char __user *dir_name,
 		mnt_flags |= MNT_NODIRATIME;
 	if (flags & MS_STRICTATIME)
 		mnt_flags &= ~(MNT_RELATIME | MNT_NOATIME);
-	if (flags & SB_RDONLY)
+	if (flags & MS_RDONLY)
 		mnt_flags |= MNT_READONLY;
 
 	/* The default atime for remount is preservation */