Do not call getElements on a script tag. Avoids unnecessary execution. Fixes #10176.

1 files changed, 6 insertions, 4 deletions

diff --git a/src/manipulation.js b/src/manipulation.js
index 0f7f9dd9b..11dca3100 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -530,10 +530,10 @@ jQuery.each({
 });
 
 function getAll( elem ) {
-	if ( "getElementsByTagName" in elem ) {
+	if ( typeof elem.getElementsByTagName !== "undefined" ) {
 		return elem.getElementsByTagName( "*" );
 
-	} else if ( "querySelectorAll" in elem ) {
+	} else if ( typeof elem.querySelectorAll !== "undefined" ) {
 		return elem.querySelectorAll( "*" );
 
 	} else {
@@ -549,9 +549,11 @@ function fixDefaultChecked( elem ) {
 }
 // Finds all inputs and passes them to fixDefaultChecked
 function findInputs( elem ) {
-	if ( jQuery.nodeName( elem, "input" ) ) {
+	var nodeName = (elem.nodeName || "").toLowerCase();
+	if ( nodeName === "input" ) {
 		fixDefaultChecked( elem );
-	} else if ( "getElementsByTagName" in elem ) {
+	// Skip scripts, get other children
+	} else if ( nodeName !== "script" && typeof elem.getElementsByTagName !== "undefined" ) {
 		jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked );
 	}
 }