cherry-pick Fix use after free. saki4510t#403

cqm · cqm · commit a0a05269d548 · 2023-11-28T18:42:09.000+08:00
diff --git a/libuvccamera/src/main/jni/libusb/libusb/io.c b/libuvccamera/src/main/jni/libusb/libusb/io.c
@@ -1396,7 +1396,7 @@ void API_EXPORTED libusb_free_transfer(struct libusb_transfer *transfer) {
 	itransfer = LIBUSB_TRANSFER_TO_USBI_TRANSFER(transfer);
 	usbi_mutex_destroy(&itransfer->lock);
 	free(itransfer);
-	transfer->user_data = NULL;	// XXX
+	//transfer->user_data = NULL;	// XXX
 }
 
 #ifdef USBI_TIMERFD_AVAILABLE

Original file line number	Diff line number	Diff line change
`@@ -1396,7 +1396,7 @@ void API_EXPORTED libusb_free_transfer(struct libusb_transfer *transfer) {`
`1396`	`1396`	`itransfer = LIBUSB_TRANSFER_TO_USBI_TRANSFER(transfer);`
`1397`	`1397`	`usbi_mutex_destroy(&itransfer->lock);`
`1398`	`1398`	`free(itransfer);`
`1399`		`- transfer->user_data = NULL; // XXX`
	`1399`	`+ //transfer->user_data = NULL; // XXX`
`1400`	`1400`	`}`
`1401`	`1401`
`1402`	`1402`	`#ifdef USBI_TIMERFD_AVAILABLE`