Set connection back to NULL after freeing it.

Patch by Jeevan Ladhe <jeevan.ladhe@enterprisedb.com>

diff --git a/src/interfaces/ecpg/preproc/output.c b/src/interfaces/ecpg/preproc/output.c
index fffcda7cde9fa1a3a7177efc5402bcb8f1a08495..bfa64a17cedf62510689854a78eb302e1047b75c 100644 (file)
--- a/src/interfaces/ecpg/preproc/output.c
+++ b/src/interfaces/ecpg/preproc/output.c
@@ -155,6 +155,7 @@ output_statement(char *stmt, int whenever_mode, enum ECPG_statement_type st)
        free(stmt);
        if (connection != NULL)
                free(connection);
+       connection = NULL;
 }
 
 void
@@ -169,6 +170,7 @@ output_prepare_statement(char *name, char *stmt)
        free(name);
        if (connection != NULL)
                free(connection);
+       connection = NULL;
 }
 
 void
@@ -189,6 +191,7 @@ output_deallocate_prepare_statement(char *name)
        free(name);
        if (connection != NULL)
                free(connection);
+       connection = NULL;
 }
 
 static void