[PATCH 2/3] F2FS crypto: Return -EXDEV for link, rename, and cross-rename between incompat contexts
From: Michael Halcrow via Linux-f2fs-devel <hidden>
Date: 2017-09-08 00:12:35
Also in:
linux-f2fs-devel, linux-fscrypt, linux-fsdevel
Subsystem:
f2fs file system, filesystems (vfs and infrastructure), the rest · Maintainers:
Jaegeuk Kim, Chao Yu, Alexander Viro, Christian Brauner, Linus Torvalds
Gives user space the opportunity to fall back to copy-and-delete. Signed-off-by: Michael Halcrow <redacted> --- fs/f2fs/namei.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 760d85223c81..689c671cf8b8 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c@@ -202,7 +202,7 @@ static int f2fs_link(struct dentry *old_dentry, struct inode *dir, if (f2fs_encrypted_inode(dir) && !fscrypt_has_permitted_context(dir, inode)) - return -EPERM; + return -EXDEV; err = dquot_initialize(dir); if (err)
@@ -720,7 +720,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, if ((old_dir != new_dir) && f2fs_encrypted_inode(new_dir) && !fscrypt_has_permitted_context(new_dir, old_inode)) { - err = -EPERM; + err = -EXDEV; goto out; }
@@ -910,7 +910,7 @@ static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry, (old_dir != new_dir) && (!fscrypt_has_permitted_context(new_dir, old_inode) || !fscrypt_has_permitted_context(old_dir, new_inode))) - return -EPERM; + return -EXDEV; err = dquot_initialize(old_dir); if (err)
--
2.14.1.581.gf28d330327-goog
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