Unification and cleanup of syslog log levels.

* libpam/pam_handlers.c: Make memory allocation failures LOG_CRIT.
* libpam/pam_modutil_priv.c: Make memory allocation failures LOG_CRIT.
* modules/pam_echo/pam_echo.c: Make memory allocation failures LOG_CRIT.
* modules/pam_env/pam_env.c: Make memory allocation failures LOG_CRIT.
* modules/pam_exec/pam_exec.c: Make memory allocation failures LOG_CRIT.
* modules/pam_filter/pam_filter.c: Make all non-memory call errors LOG_ERR.
* modules/pam_group/pam_group.c: Make memory allocation failures LOG_CRIT.
* modules/pam_issue/pam_issue.c: Make memory allocation failures LOG_CRIT.
* modules/pam_lastlog/pam_lastlog.c: The lastlog file creation is syslogged
  with LOG_NOTICE, memory allocation errors with LOG_CRIT, other errors
  with LOG_ERR.
* modules/pam_limits/pam_limits.c: User login limit messages are syslogged
  with LOG_NOTICE, stale utmp entry with LOG_INFO, non-memory errors with
  LOG_ERR.
* modules/pam_listfile/pam_listfile.c: Rejection of user is syslogged
  with LOG_NOTICE.
* modules/pam_namespace/pam_namespace.c: Make memory allocation failures
  LOG_CRIT.
* modules/pam_nologin/pam_nologin.c: Make memory allocation failures
  LOG_CRIT, other errors LOG_ERR.
* modules/pam_securetty/pam_securetty.c: Rejection of access is syslogged
  with LOG_NOTICE, non-memory errors with LOG_ERR.
* modules/pam_selinux/pam_selinux.c: Make memory allocation failures LOG_CRIT.
* modules/pam_succeed_if/pam_succeed_if.c: Make all non-memory call errors
  LOG_ERR.
* modules/pam_time/pam_time.c: Make memory allocation failures LOG_CRIT.
* modules/pam_timestamp/pam_timestamp.c: Make memory allocation failures
  LOG_CRIT.
* modules/pam_unix/pam_unix_acct.c: Make all non-memory call errors LOG_ERR.
* modules/pam_unix/pam_unix_passwd.c: Make memory allocation failures LOG_CRIT,
  other errors LOG_ERR.
* modules/pam_unix/pam_unix_sess.c: Make all non-memory call errors LOG_ERR.
* modules/pam_unix/passverify.c: Unknown user is syslogged with LOG_NOTICE.
* modules/pam_unix/support.c: Unknown user is syslogged with LOG_NOTICE and
  max retries ignorance by application likewise.
* modules/pam_unix/unix_chkpwd.c: Make all non-memory call errors LOG_ERR.
* modules/pam_userdb/pam_userdb.c: Password authentication error is syslogged
  with LOG_NOTICE.
* modules/pam_xauth/pam_xauth.c: Make memory allocation failures LOG_CRIT.

1 files changed, 3 insertions, 3 deletions

diff --git a/modules/pam_exec/pam_exec.c b/modules/pam_exec/pam_exec.c
index 0ab65489..f7de1aa5 100644
--- a/modules/pam_exec/pam_exec.c
+++ b/modules/pam_exec/pam_exec.c
@@ -426,7 +426,7 @@ call_exec (const char *pam_type, pam_handle_t *pamh,
       if (tmp == NULL)
       {
         free(envlist);
-        pam_syslog (pamh, LOG_ERR, "realloc environment failed: %m");
+        pam_syslog (pamh, LOG_CRIT, "realloc environment failed: %m");
         _exit (ENOMEM);
       }
       envlist = tmp;
@@ -439,7 +439,7 @@ call_exec (const char *pam_type, pam_handle_t *pamh,
         if (asprintf(&envstr, "%s=%s", env_items[i].name, (const char *)item) < 0)
         {
           free(envlist);
-          pam_syslog (pamh, LOG_ERR, "prepare environment failed: %m");
+          pam_syslog (pamh, LOG_CRIT, "prepare environment failed: %m");
           _exit (ENOMEM);
         }
         envlist[envlen++] = envstr;
@@ -449,7 +449,7 @@ call_exec (const char *pam_type, pam_handle_t *pamh,
       if (asprintf(&envstr, "PAM_TYPE=%s", pam_type) < 0)
         {
           free(envlist);
-          pam_syslog (pamh, LOG_ERR, "prepare environment failed: %m");
+          pam_syslog (pamh, LOG_CRIT, "prepare environment failed: %m");
           _exit (ENOMEM);
         }
       envlist[envlen++] = envstr;