From f3fb7de3c86f14939a67268cf5fc5713dc3c175e Mon Sep 17 00:00:00 2001
From: Jerry Zhang <zhangjerry@google.com>
Date: Tue, 21 Feb 2017 14:37:07 -0800
Subject: [PATCH] adb: set max_rw to USB_FFS_BULK_SIZE explicitly

Sometimes when endpoint_alloc returns ENODEV,
max_rw will end up being a value that is too
big.

Bug: 35634401
Test: push/pull files
Change-Id: Iaa81a3311b1855e2a835562cdf7a46ff4399feb1
---
 adb/daemon/usb.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/adb/daemon/usb.cpp b/adb/daemon/usb.cpp
index ac05d4c2d..c08b922a6 100644
--- a/adb/daemon/usb.cpp
+++ b/adb/daemon/usb.cpp
@@ -319,7 +319,7 @@ bool init_functionfs(struct usb_handle* h) {
     D("[ adb: cannot call endpoint alloc: errno=%d ]", errno);
     // Kernel pre-allocation could have failed for recoverable reasons.
     // Continue running with a safe max rw size.
-    h->max_rw *= 2;
+    h->max_rw = USB_FFS_BULK_SIZE;
     return true;
 
 err: