nodejs
diff --git a/Collapse file
‎lib/buffer.js‎
Copy file name to clipboardExpand all lines: lib/buffer.js
+2-5Lines changed: 2 additions & 5 deletions b/Collapse file
‎lib/buffer.js‎
Copy file name to clipboardExpand all lines: lib/buffer.js
+2-5Lines changed: 2 additions & 5 deletions
diff --git a/Collapse file
‎test/parallel/test-buffer-arraybuffer.js‎
Copy file name to clipboardExpand all lines: test/parallel/test-buffer-arraybuffer.js
+3Lines changed: 3 additions & 0 deletions b/Collapse file
‎test/parallel/test-buffer-arraybuffer.js‎
Copy file name to clipboardExpand all lines: test/parallel/test-buffer-arraybuffer.js
+3Lines changed: 3 additions & 0 deletions
@@ -377,10 +377,7 @@ function fromArrayBuffer(obj, byteOffset, length) {
   } else {
     // convert length to non-negative integer
     length = +length;
-    // Check for NaN
-    if (length !== length) {
-      length = 0;
-    } else if (length > 0) {
+    if (length > 0) {
       if (length > maxLength)
         throw new errors.RangeError('ERR_BUFFER_OUT_OF_BOUNDS', 'length');
     } else {
@@ -403,7 +400,7 @@ function fromObject(obj) {
   }
 
   if (obj.length !== undefined || isAnyArrayBuffer(obj.buffer)) {
-    if (typeof obj.length !== 'number' || obj.length !== obj.length) {
+    if (typeof obj.length !== 'number') {
       return new FastBuffer();
     }
     return fromArrayLike(obj);
 
@@ -148,3 +148,6 @@ b.writeDoubleBE(11.11, 0, true);
     message: '"length" is outside of buffer bounds'
   });
 }
+
+// Test an array like entry with the length set to NaN.
+assert.deepStrictEqual(Buffer.from({ length: NaN }), Buffer.alloc(0));
Original file line number	Diff line number	Diff line change
`@@ -148,3 +148,6 @@ b.writeDoubleBE(11.11, 0, true);`
`148`	`148`	`message: '"length" is outside of buffer bounds'`
`149`	`149`	`});`
`150`	`150`	`}`
	`151`	`+`
	`152`	`+// Test an array like entry with the length set to NaN.`
	`153`	`+assert.deepStrictEqual(Buffer.from({ length: NaN }), Buffer.alloc(0));`