From b20148b806037f15a909604651edd14165c07238 Mon Sep 17 00:00:00 2001
From: Mike Lockwood <lockwood@android.com>
Date: Tue, 4 Aug 2009 11:32:52 -0400
Subject: [PATCH] wifi: Strip trailing spaces before parsing RSSI results.

Signed-off-by: Mike Lockwood <lockwood@android.com>
---
 core/jni/android_net_wifi_Wifi.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/core/jni/android_net_wifi_Wifi.cpp b/core/jni/android_net_wifi_Wifi.cpp
index 70b7da18bc897..38f3fdae2b716 100644
--- a/core/jni/android_net_wifi_Wifi.cpp
+++ b/core/jni/android_net_wifi_Wifi.cpp
@@ -324,6 +324,13 @@ static jint android_net_wifi_getRssiHelper(const char *cmd)
     // number we're interested in.  if we're associating, it returns "OK".
     // beware - <SSID> can contain spaces.
     if (strcmp(reply, "OK") != 0) {
+        // beware of trailing spaces
+        char* end = reply + strlen(reply);
+        while (end > reply && end[-1] == ' ') {
+            end--;
+        }
+        *end = 0;
+
         char* lastSpace = strrchr(reply, ' ');
         // lastSpace should be preceded by "rssi" and followed by the value
         if (lastSpace && !strncmp(lastSpace - 4, "rssi", 4)) {