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-rw-r--r--ext/mssql/php_mssql.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/mssql/php_mssql.c b/ext/mssql/php_mssql.c
index e99026b1d7..9930d3d0e4 100644
--- a/ext/mssql/php_mssql.c
+++ b/ext/mssql/php_mssql.c
@@ -348,6 +348,7 @@ PHP_RINIT_FUNCTION(mssql)
PHP_RSHUTDOWN_FUNCTION(mssql)
{
STR_FREE(MS_SQL_G(appname));
+ MS_SQL_G(appname) = NULL;
if (MS_SQL_G(server_message)) {
STR_FREE(MS_SQL_G(server_message));
MS_SQL_G(server_message) = NULL;