SDL: hidapi, libusb: import mainstream commit 536bad201e

From 7a5743031da3a6955b588ad5bba64a54cbecf511 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Sat, 23 Apr 2022 20:01:40 +0300
Subject: [PATCH] hidapi, libusb: import mainstream commit 536bad201e

---
 src/hidapi/libusb/hid.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/hidapi/libusb/hid.c b/src/hidapi/libusb/hid.c
index c54746e4dbe..9cb597fa89f 100644
--- a/src/hidapi/libusb/hid.c
+++ b/src/hidapi/libusb/hid.c
@@ -1497,6 +1497,7 @@ void HID_API_EXPORT hid_close(hid_device *dev)
 
 	/* Clean up the Transfer objects allocated in read_thread(). */
 	free(dev->transfer->buffer);
+	dev->transfer->buffer = NULL;
 	libusb_free_transfer(dev->transfer);
 
 	/* release the interface */