Merge pull request #3387 from airween/v2/mutex_create

chore: log error codes for global mutex failure modes.

Author: airween

apache2/modsecurity.c

@@ -125,7 +125,7 @@ msc_engine *modsecurity_create(apr_pool_t *mp, int processing_mode) {
 int acquire_global_lock(apr_global_mutex_t **lock, apr_pool_t *mp) {
  apr_status_t rc = apr_global_mutex_create(lock, NULL, APR_LOCK_DEFAULT, mp);
  if (rc != APR_SUCCESS) {
- ap_log_perror(APLOG_MARK, APLOG_ERR, 0, mp, " ModSecurity: Could not create global mutex");
+ ap_log_perror(APLOG_MARK, APLOG_ERR, rc, mp, " ModSecurity: Could not create global mutex");
  return -1;
  }
 #if !defined(MSC_TEST)
@@ -136,7 +136,7 @@ int acquire_global_lock(apr_global_mutex_t **lock, apr_pool_t *mp) {
  rc = unixd_set_global_mutex_perms(*lock);
 #endif
  if (rc != APR_SUCCESS) {
- ap_log_perror(APLOG_MARK, APLOG_ERR, 0, mp, " ModSecurity: Could not set permissions on global mutex"); 
+ ap_log_perror(APLOG_MARK, APLOG_ERR, rc, mp, " ModSecurity: Could not set permissions on global mutex"); 
  return -1;
  }
 #endif /* SET_MUTEX_PERMS */