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authorJeff Layton <jlayton@redhat.com>2012-05-16 07:13:17 -0400
committerSteve French <sfrench@us.ibm.com>2012-05-16 20:13:31 -0500
commit5e500ed125f3b153aa3f228657723189e9f4c82e (patch)
treec448b1720e6da62f3f6378c29f7545e2523aa367 /fs/cifs/misc.c
parent1c89254926c0643b99541d422c909762479aeef8 (diff)
cifs: remove legacy MultiuserMount option
We've now warned about this for two releases. Remove it for 3.5. Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/cifs/misc.c')
-rw-r--r--fs/cifs/misc.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index c29d1aa2c54..d2bb1e75ee9 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -306,8 +306,6 @@ header_assemble(struct smb_hdr *buffer, char smb_command /* command */ ,
const struct cifs_tcon *treeCon, int word_count
/* length of fixed section (word count) in two byte units */)
{
- struct list_head *temp_item;
- struct cifs_ses *ses;
char *temp = (char *) buffer;
memset(temp, 0, 256); /* bigger than MAX_CIFS_HDR_SIZE */
@@ -337,51 +335,6 @@ header_assemble(struct smb_hdr *buffer, char smb_command /* command */ ,
/* Uid is not converted */
buffer->Uid = treeCon->ses->Suid;
buffer->Mid = GetNextMid(treeCon->ses->server);
- if (multiuser_mount != 0) {
- /* For the multiuser case, there are few obvious technically */
- /* possible mechanisms to match the local linux user (uid) */
- /* to a valid remote smb user (smb_uid): */
- /* 1) Query Winbind (or other local pam/nss daemon */
- /* for userid/password/logon_domain or credential */
- /* 2) Query Winbind for uid to sid to username mapping */
- /* and see if we have a matching password for existing*/
- /* session for that user perhas getting password by */
- /* adding a new pam_cifs module that stores passwords */
- /* so that the cifs vfs can get at that for all logged*/
- /* on users */
- /* 3) (Which is the mechanism we have chosen) */
- /* Search through sessions to the same server for a */
- /* a match on the uid that was passed in on mount */
- /* with the current processes uid (or euid?) and use */
- /* that smb uid. If no existing smb session for */
- /* that uid found, use the default smb session ie */
- /* the smb session for the volume mounted which is */
- /* the same as would be used if the multiuser mount */
- /* flag were disabled. */
-
- /* BB Add support for establishing new tCon and SMB Session */
- /* with userid/password pairs found on the smb session */
- /* for other target tcp/ip addresses BB */
- if (current_fsuid() != treeCon->ses->linux_uid) {
- cFYI(1, "Multiuser mode and UID "
- "did not match tcon uid");
- spin_lock(&cifs_tcp_ses_lock);
- list_for_each(temp_item, &treeCon->ses->server->smb_ses_list) {
- ses = list_entry(temp_item, struct cifs_ses, smb_ses_list);
- if (ses->linux_uid == current_fsuid()) {
- if (ses->server == treeCon->ses->server) {
- cFYI(1, "found matching uid substitute right smb_uid");
- buffer->Uid = ses->Suid;
- break;
- } else {
- /* BB eventually call cifs_setup_session here */
- cFYI(1, "local UID found but no smb sess with this server exists");
- }
- }
- }
- spin_unlock(&cifs_tcp_ses_lock);
- }
- }
}
if (treeCon->Flags & SMB_SHARE_IS_IN_DFS)
buffer->Flags2 |= SMBFLG2_DFS;