Only use getAttributeNode on buttons when setting value

src/attributes.js

@@ -435,6 +435,9 @@ if ( !jQuery.support.getSetAttribute ) {
 	// And the name attribute
 	formHook = jQuery.attrHooks.name = jQuery.attrHooks.value = jQuery.valHooks.button = {
 		get: function( elem, name ) {
+			if ( name === "value" && !jQuery.nodeName( elem, "button" ) ) {
+				return elem.getAttribute( name );
+			}
 			var ret = elem.getAttributeNode( name );
 			// Return undefined if not specified instead of empty string
 			return ret && ret.specified ?

test/unit/attributes.js

@@ -77,7 +77,7 @@ test("prop(String, Object)", function() {
 });
 
 test("attr(String)", function() {
-	expect(34);
+	expect(35);
 
 	equals( jQuery("#text1").attr("type"), "text", "Check for type attribute" );
 	equals( jQuery("#radio1").attr("type"), "radio", "Check for type attribute" );
@@ -90,6 +90,7 @@ test("attr(String)", function() {
 	equals( jQuery("#name").attr("name"), "name", "Check for name attribute" );
 	equals( jQuery("#text1").attr("name"), "action", "Check for name attribute" );
 	ok( jQuery("#form").attr("action").indexOf("formaction") >= 0, "Check for action attribute" );
+	equals( jQuery("#text1").attr("value", "t").attr("value"), "t", "Check setting the value attribute" );
 	equals( jQuery("#form").attr("blah", "blah").attr("blah"), "blah", "Set non-existant attribute on a form" );
 	equals( jQuery("#foo").attr("height"), undefined, "Non existent height attribute should return undefined" );