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| author | Dmitry V. Levin <ldv@altlinux.org> | 2020-05-15 08:00:00 +0000 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@altlinux.org> | 2020-05-15 08:00:00 +0000 |
| commit | 5aca62a102b7309f1d96ded01ad1e7f94310fade (patch) | |
| tree | 404c52de591b4053c5e11e76e0eea7f28162062d /modules/pam_mail/pam_mail.c | |
| parent | a7856b2d5af1b49a87c8faeb6195e5f3098d99df (diff) | |
| download | pam-5aca62a102b7309f1d96ded01ad1e7f94310fade.tar.gz pam-5aca62a102b7309f1d96ded01ad1e7f94310fade.tar.bz2 pam-5aca62a102b7309f1d96ded01ad1e7f94310fade.zip | |
modules: do not check user name for NULL if pam_get_user returned PAM_SUCCESS
If pam_get_user returned PAM_SUCCESS, the user name is guaranteed
to be a valid C string, no need to double check that.
* modules/pam_access/pam_access.c (pam_sm_authenticate): Do not check
for NULL the user name returned by pam_get_user when the latter returned
PAM_SUCCESS.
* modules/pam_cracklib/pam_cracklib.c (_pam_unix_approve_pass): Likewise.
* modules/pam_debug/pam_debug.c (pam_sm_authenticate): Likewise.
* modules/pam_filter/pam_filter.c (process_args): Likewise.
* modules/pam_ftp/pam_ftp.c (pam_sm_authenticate): Likewise.
* modules/pam_group/pam_group.c (pam_sm_setcred): Likewise.
* modules/pam_lastlog/pam_lastlog.c (pam_sm_authenticate): Likewise.
* modules/pam_listfile/pam_listfile.c (pam_sm_authenticate): Likewise.
* modules/pam_localuser/pam_localuser.c (pam_sm_authenticate): Likewise.
* modules/pam_mail/pam_mail.c (_do_mail): Likewise.
* modules/pam_nologin/pam_nologin.c (perform_check): Likewise.
* modules/pam_permit/pam_permit.c (pam_sm_authenticate): Likewise.
* modules/pam_pwhistory/pam_pwhistory.c (pam_sm_chauthtok): Likewise.
* modules/pam_rhosts/pam_rhosts.c (pam_sm_authenticate): Likewise.
* modules/pam_securetty/pam_securetty.c (pam_sm_authenticate): Likewise.
* modules/pam_sepermit/pam_sepermit.c (pam_sm_authenticate): Likewise.
* modules/pam_shells/pam_shells.c (perform_check): Likewise.
* modules/pam_stress/pam_stress.c (pam_sm_authenticate): Likewise.
* modules/pam_succeed_if/pam_succeed_if.c (pam_sm_authenticate): Likewise.
* modules/pam_time/pam_time.c (pam_sm_acct_mgmt): Likewise.
* modules/pam_timestamp/pam_timestamp.c (get_timestamp_name): Likewise.
* modules/pam_umask/pam_umask.c (pam_sm_open_session): Likewise.
* modules/pam_unix/pam_unix_auth.c (pam_sm_authenticate): Likewise.
* modules/pam_unix/pam_unix_passwd.c (pam_sm_chauthtok): Likewise.
* modules/pam_usertype/pam_usertype.c (pam_usertype_get_uid): Likewise.
* modules/pam_wheel/pam_wheel.c (perform_check): Likewise.
* modules/pam_userdb/pam_userdb.c (pam_sm_authenticate, pam_sm_acct_mgmt):
Likewise.
Diffstat (limited to 'modules/pam_mail/pam_mail.c')
| -rw-r--r-- | modules/pam_mail/pam_mail.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/modules/pam_mail/pam_mail.c b/modules/pam_mail/pam_mail.c index c923817d..0dc12e1e 100644 --- a/modules/pam_mail/pam_mail.c +++ b/modules/pam_mail/pam_mail.c @@ -382,7 +382,7 @@ static int _do_mail(pam_handle_t *pamh, int flags, int argc, ctrl = _pam_parse(pamh, flags, argc, argv, &path_mail, &hashcount); retval = pam_get_user(pamh, &user, NULL); - if (retval != PAM_SUCCESS || user == NULL) { + if (retval != PAM_SUCCESS) { pam_syslog(pamh, LOG_ERR, "cannot determine username"); return PAM_USER_UNKNOWN; } |