add a comment to make the code more readable

diff --git a/source/pam_smbpass/pam_smb_auth.c b/source/pam_smbpass/pam_smb_auth.c
index ee4d68dcc351bf70e2a4f6507ad4dd299c2ef6bd..3126bebb346c467ff196ada99941c4fe34e4f160 100644 (file)
--- a/source/pam_smbpass/pam_smb_auth.c
+++ b/source/pam_smbpass/pam_smb_auth.c
@@ -78,7 +78,7 @@ int pam_sm_authenticate(pam_handle_t *pamh, int flags,
     ctrl = set_ctrl(flags, argc, argv);
 
     /* Get a few bytes so we can pass our return value to
-       pam_sm_setcred(). */
+       pam_sm_setcred(). Used in AUTH_RETURN macro */
     ret_data = malloc(sizeof(int));
 
     /* get the username */