From: Marcus Boerger <helly@php.net>
Date: Tue, 22 Jul 2003 22:05:46 +0000 (+0000)
Subject: The value might be a null pointer
X-Git-Tag: BEFORE_ARG_INFO~133
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bc90ce781847802bb13eb5ee952aadf1f06ede9f;p=php

The value might be a null pointer
---

diff --git a/ext/pgsql/pgsql.c b/ext/pgsql/pgsql.c
index e7dfaca30e..da39607302 100644
--- a/ext/pgsql/pgsql.c
+++ b/ext/pgsql/pgsql.c
@@ -834,8 +834,13 @@ static void php_pgsql_get_link_info(INTERNAL_FUNCTION_PARAMETERS, int entry_type
 		default:
 			RETURN_FALSE;
 	}
-	Z_STRLEN_P(return_value) = strlen(Z_STRVAL_P(return_value));
-	Z_STRVAL_P(return_value) = (char *) estrdup(Z_STRVAL_P(return_value));
+	if (Z_STRVAL_P(return_value)) {
+		Z_STRLEN_P(return_value) = strlen(Z_STRVAL_P(return_value));
+		Z_STRVAL_P(return_value) = (char *) estrdup(Z_STRVAL_P(return_value));
+	} else {
+		Z_STRLEN_P(return_value) = 0;
+		Z_STRVAL_P(return_value) = (char *) estrdup("");
+	}
 	Z_TYPE_P(return_value) = IS_STRING;
 }
 /* }}} */