From 68c70b5884eea86e591a3864973a5474d427dfef Mon Sep 17 00:00:00 2001
From: Christopher Di Bella <cjdb@google.com>
Date: Thu, 25 Feb 2021 02:20:17 +0000
Subject: [PATCH] follows the advice of -Wsign-compare

Bug: 181177782
Test: None
Change-Id: I6c53a243639d6b086dc676995d83286d034d1083
---
 fs_mgr/tools/dmuserd.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs_mgr/tools/dmuserd.cpp b/fs_mgr/tools/dmuserd.cpp
index e50a4a281..6b68b2871 100644
--- a/fs_mgr/tools/dmuserd.cpp
+++ b/fs_mgr/tools/dmuserd.cpp
@@ -81,7 +81,7 @@ ssize_t write_all(int fd, void* buf, size_t len) {
     ssize_t total = 0;
     ssize_t once;
 
-    while (total < len) {
+    while (total < static_cast<ssize_t>(len)) {
         once = write(fd, buf_c + total, len - total);
         if (once < 0) return once;
         if (once == 0) {
@@ -99,7 +99,7 @@ ssize_t read_all(int fd, void* buf, size_t len) {
     ssize_t total = 0;
     ssize_t once;
 
-    while (total < len) {
+    while (total < static_cast<ssize_t>(len)) {
         once = read(fd, buf_c + total, len - total);
         if (once < 0) return once;
         if (once == 0) {