From aa51222c2a0e1ed5aa451462fed1d769feb19864 Mon Sep 17 00:00:00 2001
From: Ash Blake <ash.blake@tutanota.com>
Date: Tue, 18 May 2021 17:12:35 +0200
Subject: [PATCH] rosemary: usb: make sure rndis.gs4 exists when linking it

---
 usb/gadget/lib/UsbGadgetUtils.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/usb/gadget/lib/UsbGadgetUtils.cpp b/usb/gadget/lib/UsbGadgetUtils.cpp
index 6e09204..e6564e0 100644
--- a/usb/gadget/lib/UsbGadgetUtils.cpp
+++ b/usb/gadget/lib/UsbGadgetUtils.cpp
@@ -55,6 +55,9 @@ int linkFunction(const char* function, int index) {
 
     sprintf(functionPath, "%s%s", FUNCTIONS_PATH, function);
     sprintf(link, "%s%d", FUNCTION_PATH, index);
+    if (strcmp(function, "rndis.gs4") == 0) {
+        mkdir(functionPath, 0755);
+    }
     if (symlink(functionPath, link)) {
         ALOGE("Cannot create symlink %s -> %s errno:%d", link, functionPath, errno);
         return -1;