MFH: Check correction

diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index be57962684bb8fc9b16a18893b53e648e5634b0a..f22ae272ddc5782910da45d3a65eb6fa8637cfd9 100644 (file)
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -1237,7 +1237,7 @@ PHP_FUNCTION(ip2long)
 
        convert_to_string_ex(str);
 
-       if (Z_STRVAL_PP(str) == "" || (ip = inet_addr(Z_STRVAL_PP(str))) == INADDR_NONE) {
+       if (Z_STRLEN_PP(str) == 0 || (ip = inet_addr(Z_STRVAL_PP(str))) == INADDR_NONE) {
                RETURN_LONG(-1);
        }