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authorNamjae Jeon <linkinjeon@kernel.org>2024-10-09 10:39:16 +0900
committerSteve French <stfrench@microsoft.com>2024-10-11 11:02:14 -0500
commita77e0e02af1c2db5fc040511aa78a58a52e116ab (patch)
treea10b1e4241d7c02c3869427fec90577a564fff85 /fs/smb/server/auth.c
parent7aa8804c0b67b3cb263a472d17f2cb50d7f1a930 (diff)
ksmbd: add support for supplementary groups
Even though system user has a supplementary group, It gets NT_STATUS_ACCESS_DENIED when attempting to create file or directory. This patch add KSMBD_EVENT_LOGIN_REQUEST_EXT/RESPONSE_EXT netlink events to get supplementary groups list. The new netlink event doesn't break backward compatibility when using old ksmbd-tools. Co-developed-by: Atte Heikkilä <atteh.mailbox@gmail.com> Signed-off-by: Atte Heikkilä <atteh.mailbox@gmail.com> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/smb/server/auth.c')
-rw-r--r--fs/smb/server/auth.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/smb/server/auth.c b/fs/smb/server/auth.c
index 09b20039636e..611716bc8f27 100644
--- a/fs/smb/server/auth.c
+++ b/fs/smb/server/auth.c
@@ -512,6 +512,7 @@ int ksmbd_krb5_authenticate(struct ksmbd_session *sess, char *in_blob,
int in_len, char *out_blob, int *out_len)
{
struct ksmbd_spnego_authen_response *resp;
+ struct ksmbd_login_response_ext *resp_ext = NULL;
struct ksmbd_user *user = NULL;
int retval;
@@ -540,7 +541,10 @@ int ksmbd_krb5_authenticate(struct ksmbd_session *sess, char *in_blob,
goto out;
}
- user = ksmbd_alloc_user(&resp->login_response);
+ if (resp->login_response.status & KSMBD_USER_FLAG_EXTENSION)
+ resp_ext = ksmbd_ipc_login_request_ext(resp->login_response.account);
+
+ user = ksmbd_alloc_user(&resp->login_response, resp_ext);
if (!user) {
ksmbd_debug(AUTH, "login failure\n");
retval = -ENOMEM;