Allow create_conn_struct() to be called with snum == -1.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/source3/smbd/msdfs.c b/source3/smbd/msdfs.c
index 8e80cbb764d140c8b00394c6801e48353d82dfdd..4bf7aba34ae5ed2251853f1d52f2b295e46a21eb 100644 (file)
--- a/source3/smbd/msdfs.c
+++ b/source3/smbd/msdfs.c
@@ -235,6 +235,7 @@ NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
        char *connpath;
        const char *vfs_user;
        struct smbd_server_connection *sconn;
+       const char *servicename = lp_const_servicename(snum);
 
        sconn = talloc_zero(ctx, struct smbd_server_connection);
        if (sconn == NULL) {
@@ -257,6 +258,10 @@ NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
         * for a proper talloc tree */
        talloc_steal(conn, sconn);
 
+       if (snum == -1 && servicename == NULL) {
+               servicename = "Unknown Service (snum == -1)";
+       }
+
        connpath = talloc_strdup(conn, path);
        if (!connpath) {
                TALLOC_FREE(conn);
@@ -265,7 +270,7 @@ NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
        connpath = talloc_string_sub(conn,
                                     connpath,
                                     "%S",
-                                    lp_servicename(talloc_tos(), snum));
+                                    servicename);
        if (!connpath) {
                TALLOC_FREE(conn);
                return NT_STATUS_NO_MEMORY;
@@ -299,7 +304,7 @@ NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
         */
        if (conn->session_info) {
                share_access_check(conn->session_info->security_token,
-                                  lp_servicename(talloc_tos(), snum),
+                                  servicename,
                                   MAXIMUM_ALLOWED_ACCESS,
                                   &conn->share_access);
 
@@ -309,7 +314,7 @@ NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
                                DEBUG(0,("create_conn_struct: connection to %s "
                                         "denied due to security "
                                         "descriptor.\n",
-                                        lp_servicename(talloc_tos(), snum)));
+                                        servicename));
                                conn_free(conn);
                                return NT_STATUS_ACCESS_DENIED;
                        } else {
@@ -329,7 +334,7 @@ NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
        }
 
        /* this must be the first filesystem operation that we do */
-       if (SMB_VFS_CONNECT(conn, lp_servicename(talloc_tos(), snum), vfs_user) < 0) {
+       if (SMB_VFS_CONNECT(conn, servicename, vfs_user) < 0) {
                DEBUG(0,("VFS connect failed!\n"));
                conn_free(conn);
                return NT_STATUS_UNSUCCESSFUL;