diff options
| -rw-r--r-- | source3/libsmb/cliconnect.c | 37 |
1 files changed, 27 insertions, 10 deletions
diff --git a/source3/libsmb/cliconnect.c b/source3/libsmb/cliconnect.c index fca6c3a312..69d5ce6247 100644 --- a/source3/libsmb/cliconnect.c +++ b/source3/libsmb/cliconnect.c @@ -1871,6 +1871,9 @@ ADS_STATUS cli_session_setup_spnego(struct cli_state *cli, const char *user, host = strchr_m(cli->desthost, '.'); if (dest_realm) { realm = SMB_STRDUP(dest_realm); + if (!realm) { + return ADS_ERROR_NT(NT_STATUS_NO_MEMORY); + } strupper_m(realm); } else { if (host) { @@ -1882,19 +1885,33 @@ ADS_STATUS cli_session_setup_spnego(struct cli_state *cli, const char *user, } } - if (realm && *realm) { - principal = talloc_asprintf(talloc_tos(), - "cifs/%s@%s", - cli->desthost, - realm); - if (!principal) { - SAFE_FREE(realm); + if (realm == NULL || *realm == '\0') { + realm = SMB_STRDUP(lp_realm()); + if (!realm) { return ADS_ERROR_NT(NT_STATUS_NO_MEMORY); } - DEBUG(3,("cli_session_setup_spnego: guessed " - "server principal=%s\n", - principal ? principal : "<null>")); + strupper_m(realm); + DEBUG(3,("cli_session_setup_spnego: cannot " + "get realm from dest_realm %s, " + "desthost %s. Using default " + "smb.conf realm %s\n", + dest_realm ? dest_realm : "<null>", + cli->desthost, + realm)); } + + principal = talloc_asprintf(talloc_tos(), + "cifs/%s@%s", + cli->desthost, + realm); + if (!principal) { + SAFE_FREE(realm); + return ADS_ERROR_NT(NT_STATUS_NO_MEMORY); + } + DEBUG(3,("cli_session_setup_spnego: guessed " + "server principal=%s\n", + principal ? principal : "<null>")); + SAFE_FREE(realm); } |