fixed check whether starttls is enabled or not.

[pam-smtpauth/pam_smtpauth.git] / src / smtpauth.c

diff --git a/src/smtpauth.c b/src/smtpauth.c
index 8e8d951..64e98e8 100644 (file)
--- a/src/smtpauth.c
+++ b/src/smtpauth.c
@@ -47,12 +47,13 @@
 #include "md5.h"
 #endif
 
-#define SMTP_EHLO_CMD "EHLO "  /* ESMTP ehlo command */
-#define SMTP_AUTH_CMD "AUTH "  /* ESMTP auth command */
-#define SMTP_QUIT_CMD "QUIT"   /* ESMTP quit command */
-#define SMTP_NEWLINE  "\r\n"   /* ESMTP newline */
+#define SMTP_EHLO_CMD    "EHLO "       /* ESMTP ehlo command */
+#define SMTP_AUTH_CMD    "AUTH "       /* ESMTP auth command */
+#define SMTP_QUIT_CMD    "QUIT"        /* ESMTP quit command */
+#define SMTP_STARTTLS_CMD "STARTTLS"   /* ESMTP starttls command */
+#define SMTP_NEWLINE     "\r\n"        /* ESMTP newline */
 
-#define RESP_LEN 1000
+#define RESP_LEN        1000
 #define RESP_IERROR     "internal error"
 #define RESP_UNAVAILABLE "remote authentication server is currently unavailable"
 #define RESP_UNEXPECTED         "unexpected response from remote authentication server"
@@ -672,7 +673,7 @@ smtp_auth(config_t *cfg) {
         goto bail;
     }
 
-    if((tbuf = strstr(rbuf, "250-STARTTLS"))) {
+    if((tbuf = strstr(rbuf, "250-STARTTLS")) == NULL) {
 #ifdef DEBUG
         log_debug(DEBUG_1, "smtp_auth: STARTTLS not supported.");
 #endif