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-rw-r--r--source3/pam_smbpass/general.h1
-rw-r--r--source3/pam_smbpass/pam_smb_passwd.c17
-rw-r--r--source3/pam_smbpass/support.c5
3 files changed, 7 insertions, 16 deletions
diff --git a/source3/pam_smbpass/general.h b/source3/pam_smbpass/general.h
index 4607620c29..f6b3e672ae 100644
--- a/source3/pam_smbpass/general.h
+++ b/source3/pam_smbpass/general.h
@@ -118,7 +118,6 @@ static const SMB_Ctrls smb_args[SMB_CTRLS_] = {
* to authenticate themself.
*/
-#define FAIL_PREFIX "-SMB-FAIL-"
#define SMB_MAX_RETRIES 3
struct _pam_failed_auth {
diff --git a/source3/pam_smbpass/pam_smb_passwd.c b/source3/pam_smbpass/pam_smb_passwd.c
index 473a55e065..8fc2cf3e14 100644
--- a/source3/pam_smbpass/pam_smb_passwd.c
+++ b/source3/pam_smbpass/pam_smb_passwd.c
@@ -176,17 +176,12 @@ int pam_sm_chauthtok(pam_handle_t *pamh, int flags,
if (getuid() != 0 && !(flags & PAM_CHANGE_EXPIRED_AUTHTOK)) {
/* tell user what is happening */
-#define greeting "Changing password for "
- Announce = SMB_MALLOC_ARRAY(char, sizeof(greeting)+strlen(user));
- if (Announce == NULL) {
- _log_err(pamh, LOG_CRIT, "password: out of memory");
- TALLOC_FREE(sampass);
- CatchSignal(SIGPIPE, oldsig_handler);
- return PAM_BUF_ERR;
- }
- strncpy( Announce, greeting, sizeof(greeting) );
- strncpy( Announce+sizeof(greeting)-1, user, strlen(user)+1 );
-#undef greeting
+ if (asprintf(&Announce, "Changing password for %s", user) == -1) {
+ _log_err(pamh, LOG_CRIT, "password: out of memory");
+ TALLOC_FREE(sampass);
+ CatchSignal(SIGPIPE, oldsig_handler);
+ return PAM_BUF_ERR;
+ }
set( SMB__OLD_PASSWD, ctrl );
retval = _smb_read_password( pamh, ctrl, Announce, "Current SMB password: ",
diff --git a/source3/pam_smbpass/support.c b/source3/pam_smbpass/support.c
index 4215c72991..79f92a8758 100644
--- a/source3/pam_smbpass/support.c
+++ b/source3/pam_smbpass/support.c
@@ -379,13 +379,10 @@ int _smb_verify_password( pam_handle_t * pamh, struct samu *sampass,
}
}
- data_name = SMB_MALLOC_ARRAY(char, sizeof(FAIL_PREFIX) + strlen( name ));
- if (data_name == NULL) {
+ if (asprintf(&data_name, "-SMB-FAIL- %s", name) == -1) {
_log_err(pamh, LOG_CRIT, "no memory for data-name" );
return PAM_AUTH_ERR;
}
- strncpy( data_name, FAIL_PREFIX, sizeof(FAIL_PREFIX) );
- strncpy( data_name + sizeof(FAIL_PREFIX) - 1, name, strlen( name ) + 1 );
/*
* The password we were given wasn't an encrypted password, or it