[6/6] cifs: add separate cred_uid field to sesInfo

Commit Message

Jeff Layton June 20, 2010, 9:10 p.m. UTC

None

Patch

diff --git a/fs/cifs/cifs_spnego.c b/fs/cifs/cifs_spnego.c
index 379bd7d..6effccf 100644
--- a/fs/cifs/cifs_spnego.c
+++ b/fs/cifs/cifs_spnego.c
@@ -144,6 +144,9 @@  cifs_get_spnego_key(struct cifsSesInfo *sesInfo)
 	sprintf(dp, ";uid=0x%x", sesInfo->linux_uid);
 
 	dp = description + strlen(description);
+	sprintf(dp, ";creduid=0x%x", sesInfo->cred_uid);
+
+	dp = description + strlen(description);
 	sprintf(dp, ";user=%s", sesInfo->userName);
 
 	dp = description + strlen(description);
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 415703b..e15d7a5 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -209,7 +209,8 @@  struct cifsSesInfo {
 	char *serverNOS;	/* name of network operating system of server */
 	char *serverDomain;	/* security realm of server */
 	int Suid;		/* remote smb uid  */
-	uid_t linux_uid;        /* local Linux uid */
+	uid_t linux_uid;        /* overriding owner of files on the mount */
+	uid_t cred_uid;		/* owner of credentials */
 	int capabilities;
 	char serverName[SERVER_NAME_LEN_WITH_NULL * 2];	/* BB make bigger for
 				TCP names - will ipv6 and sctp addresses fit? */
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 58e0217..920d94e 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -66,6 +66,7 @@  struct smb_vol {
 	char *iocharset;  /* local code page for mapping to and from Unicode */
 	char source_rfc1001_name[16]; /* netbios name of client */
 	char target_rfc1001_name[16]; /* netbios name of server for Win9x/ME */
+	uid_t cred_uid;
 	uid_t linux_uid;
 	gid_t linux_gid;
 	mode_t file_mode;
@@ -830,7 +831,8 @@  cifs_parse_mount_options(char *options, const char *devname,
 	/* null target name indicates to use *SMBSERVR default called name
 	   if we end up sending RFC1001 session initialize */
 	vol->target_rfc1001_name[0] = 0;
-	vol->linux_uid = current_uid();  /* use current_euid() instead? */
+	vol->cred_uid = current_uid();
+	vol->linux_uid = current_uid();
 	vol->linux_gid = current_gid();
 
 	/* default to only allowing write access to owner of the mount */
@@ -1647,7 +1649,7 @@  cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol)
 	list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) {
 		switch (server->secType) {
 		case Kerberos:
-			if (vol->linux_uid != ses->linux_uid)
+			if (vol->cred_uid != ses->cred_uid)
 				continue;
 			break;
 		default:
@@ -1764,6 +1766,7 @@  cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
 		if (ses->domainName)
 			strcpy(ses->domainName, volume_info->domainname);
 	}
+	ses->cred_uid = volume_info->cred_uid;
 	ses->linux_uid = volume_info->linux_uid;
 	ses->overrideSecFlg = volume_info->secFlg;