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| author | Ronnie Sahlberg <lsahlber@redhat.com> | 2021-07-28 16:38:29 +1000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-08-08 09:06:54 +0200 |
| commit | 1ce09f0ae45586c7917cd80bea5817a546d6d936 (patch) | |
| tree | 552fb8459a70ef4f298eec1f5d47640a0bb7b02a | |
| parent | cf5663d06bc367c433a6b32badc1a372163afbcf (diff) | |
| download | linux-stable-1ce09f0ae45586c7917cd80bea5817a546d6d936.tar.gz linux-stable-1ce09f0ae45586c7917cd80bea5817a546d6d936.tar.bz2 linux-stable-1ce09f0ae45586c7917cd80bea5817a546d6d936.zip | |
cifs: add missing parsing of backupuid
[ Upstream commit b946dbcfa4df80ec81b442964e07ad37000cc059 ]
We lost parsing of backupuid in the switch to new mount API.
Add it back.
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Reviewed-by: Shyam Prasad N <sprasad@microsoft.com>
Cc: <stable@vger.kernel.org> # v5.11+
Reported-by: Xiaoli Feng <xifeng@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | fs/cifs/fs_context.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c index 553adfbcc22a..72742eb1df4a 100644 --- a/fs/cifs/fs_context.c +++ b/fs/cifs/fs_context.c @@ -918,6 +918,13 @@ 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)) |