From 04c699218a11ecd1a11b8a9a6b02d6a4e76c6b4a Mon Sep 17 00:00:00 2001
From: Jeff Brown <jeffbrown@google.com>
Date: Wed, 12 Jun 2013 15:57:38 -0700
Subject: Fix logspam when battery sysfs file not available.

This was a regression caused by a recent change to use String8
instead of char*.  We missed the implicit null check here.

Bug: 9377604
Change-Id: I7eff138096622c47b5d45678010373dc82138384
---
 services/jni/com_android_server_BatteryService.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/services/jni/com_android_server_BatteryService.cpp b/services/jni/com_android_server_BatteryService.cpp
index 485c289e68dd..433950d72f7a 100644
--- a/services/jni/com_android_server_BatteryService.cpp
+++ b/services/jni/com_android_server_BatteryService.cpp
@@ -144,7 +144,7 @@ static jint getBatteryHealth(const char* status)
 
 static int readFromFile(const String8& path, char* buf, size_t size)
 {
-    if (!path)
+    if (path.isEmpty())
         return -1;
     int fd = open(path.string(), O_RDONLY, 0);
     if (fd == -1) {
-- 
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