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From: Ronnie Sahlberg <>
To: linux-cifs <>
Cc: Steve French <>
Subject: [PATCH] cifs: add missing parsing of backupuid
Date: Thu, 29 Jul 2021 06:59:05 +1000	[thread overview]
Message-ID: <> (raw)

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

Reported-by: Xiaoli Feng <>
Signed-off-by: Ronnie Sahlberg <>
 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;
+	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))

             reply	other threads:[~2021-07-28 20:59 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-28 20:59 Ronnie Sahlberg [this message]
  -- strict thread matches above, loose matches on Subject: below --
2021-07-28  6:38 [PATCH] cifs: add missing parsing of backupuid Ronnie Sahlberg
2021-07-28 15:28 ` Shyam Prasad N

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