[PATCH] cifs: add missing parsing of backupuid

Ronnie Sahlberg
2021-07-28T06:38:40Z

We lost parsing of backupuid in the switch to new mount API.
Add it back.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
---
fs/cifs/fs_context.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c
index 9a59d7ff9a11..eed59bc1d913 100644
--- a/fs/cifs/fs_context.c
+++ b/fs/cifs/fs_context.c
@@ -925,6 +925,13 @@ static int smb3_fs_context_parse_param(struct fs_context *fc,
ctx->cred_uid = uid;
ctx->cruid_specified = true;
break;
+ case Opt_backupuid:
+ uid = make_kuid(current_user_ns(), result.uint_32);
+ if (!uid_valid(uid))
+ goto cifs_parse_mount_err;
+ ctx->backupuid = uid;
+ ctx->backupuid_specified = true;
+ break;
case Opt_backupgid:
gid = make_kgid(current_user_ns(), result.uint_32);
if (!gid_valid(gid))
--
2.30.2