Fix memory leak pointed out by Coverity.

diff --git a/src/config/pool_config.l b/src/config/pool_config.l
index 1cbe22ec79ac9a230309ee03681a8c4470f9fb59..c25b2e53205302d4e85be827eef1e147ba973279 100644 (file)
--- a/src/config/pool_config.l
+++ b/src/config/pool_config.l
@@ -6,7 +6,7 @@
  * pgpool: a language independent connection pool server for PostgreSQL
  * written by Tatsuo Ishii
  *
- * Copyright (c) 2003-2016     PgPool Global Development Group
+ * Copyright (c) 2003-2024     PgPool Global Development Group
  *
  * Permission to use, copy, modify, and distribute this software and
  * its documentation for any purpose and without fee is hereby
@@ -361,7 +361,9 @@ ParseConfigFile(const char *config_file, const char *calling_file,
        if (calling_file == NULL || is_absolute_path(config_file))
        {
                /* absolute path is taken as-is */
-               config_filepath = pstrdup(config_file);
+               config_filepath = (char *) palloc(strlen(config_file) + 1);
+               strcpy(config_filepath, config_file);
+               config_filepath[strlen(config_file)] = '\0';
        }
        else
        {
@@ -456,6 +458,8 @@ ParseConfigFile(const char *config_file, const char *calling_file,
 
 parse_error:
 
+       if (key)
+               pfree(key);
        fclose(fd);
        FreeConfigVariables(*head_p);
        *head_p = NULL;