bump up and use IMAGE_FILTER_MAX_ARGS instead of a magic number.

diff --git a/ext/gd/gd.c b/ext/gd/gd.c
index 06648b0f874a17f90b0fd7a2ed0e721b510ffee2..84f1a82ef22a211863d167a57cabd9617e1b34d1 100644 (file)
--- a/ext/gd/gd.c
+++ b/ext/gd/gd.c
@@ -114,7 +114,7 @@ int gdImageColorClosestHWB(gdImagePtr im, int r, int g, int b);
 #define IMAGE_FILTER_SMOOTH         10
 #define IMAGE_FILTER_PIXELATE       11
 #define IMAGE_FILTER_MAX            11
-#define IMAGE_FILTER_MAX_ARGS       5
+#define IMAGE_FILTER_MAX_ARGS       6
 static void php_image_filter_negate(INTERNAL_FUNCTION_PARAMETERS);
 static void php_image_filter_grayscale(INTERNAL_FUNCTION_PARAMETERS);
 static void php_image_filter_brightness(INTERNAL_FUNCTION_PARAMETERS);
@@ -4658,7 +4658,7 @@ PHP_FUNCTION(imagefilter)
                php_image_filter_pixelate
        };
 
-       if (ZEND_NUM_ARGS() < 2 || ZEND_NUM_ARGS() > 6) {
+       if (ZEND_NUM_ARGS() < 2 || ZEND_NUM_ARGS() > IMAGE_FILTER_MAX_ARGS) {
                WRONG_PARAM_COUNT;
        } else if (zend_parse_parameters(2 TSRMLS_CC, "rl", &tmp, &filtertype) == FAILURE) {
                return;