summaryrefslogtreecommitdiff
path: root/fs/cifs/connect.c
diff options
context:
space:
mode:
authorRonnie Sahlberg <lsahlber@redhat.com>2019-08-22 01:09:50 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-21 08:15:38 +0300
commit904847402bd74a28164bd4d8da082d1eace7c190 (patch)
treedfc5e7f7a0c2775a16ae61751dde3c5cc67ea5ae /fs/cifs/connect.c
parentbd14ca749b2bbf76cfbd126f8fbce4c0e700e250 (diff)
downloadlinux-904847402bd74a28164bd4d8da082d1eace7c190.tar.xz
cifs: set domainName when a domain-key is used in multiuser
[ Upstream commit f2aee329a68f5a907bcff11a109dfe17c0b41aeb ] RHBZ: 1710429 When we use a domain-key to authenticate using multiuser we must also set the domainnmame for the new volume as it will be used and passed to the server in the NTLMSSP Domain-name. Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com> Signed-off-by: Steve French <stfrench@microsoft.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'fs/cifs/connect.c')
-rw-r--r--fs/cifs/connect.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 57c62ff4e8d6..699e763ea671 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2542,6 +2542,7 @@ static int
cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
{
int rc = 0;
+ int is_domain = 0;
const char *delim, *payload;
char *desc;
ssize_t len;
@@ -2589,6 +2590,7 @@ cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
rc = PTR_ERR(key);
goto out_err;
}
+ is_domain = 1;
}
down_read(&key->sem);
@@ -2646,6 +2648,26 @@ cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
goto out_key_put;
}
+ /*
+ * If we have a domain key then we must set the domainName in the
+ * for the request.
+ */
+ if (is_domain && ses->domainName) {
+ vol->domainname = kstrndup(ses->domainName,
+ strlen(ses->domainName),
+ GFP_KERNEL);
+ if (!vol->domainname) {
+ cifs_dbg(FYI, "Unable to allocate %zd bytes for "
+ "domain\n", len);
+ rc = -ENOMEM;
+ kfree(vol->username);
+ vol->username = NULL;
+ kfree(vol->password);
+ vol->password = NULL;
+ goto out_key_put;
+ }
+ }
+
out_key_put:
up_read(&key->sem);
key_put(key);