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 a55bf2b06a781286098e6f42c2f98650033d6e11..0465857eb6ee312472cc3a483b1b7d6d088f79ad 100644 (file)
--- a/src/interfaces/ecpg/preproc/output.c
+++ b/src/interfaces/ecpg/preproc/output.c
@@ -158,6 +158,7 @@ output_statement(char *stmt, int whenever_mode, enum ECPG_statement_type st)
        free(stmt);
        if (connection != NULL)
                free(connection);
+       connection = NULL;
 }
 
 void
@@ -172,6 +173,7 @@ output_prepare_statement(char *name, char *stmt)
        free(name);
        if (connection != NULL)
                free(connection);
+       connection = NULL;
 }
 
 void
@@ -192,6 +194,7 @@ output_deallocate_prepare_statement(char *name)
        free(name);
        if (connection != NULL)
                free(connection);
+       connection = NULL;
 }
 
 static void