From 4d70bde28349cfa26be350a22003c76c179b207e Mon Sep 17 00:00:00 2001
From: Giampaolo Rodola <g.rodola@gmail.com>
Date: Mon, 15 Sep 2014 17:42:24 +0200
Subject: [PATCH] give CREDIT

---
 CREDITS            | 7 ++++++-
 HISTORY.rst        | 5 ++++-
 psutil/_pslinux.py | 3 ++-
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/CREDITS b/CREDITS
index 1497d3a87..1420fb55e 100644
--- a/CREDITS
+++ b/CREDITS
@@ -258,4 +258,9 @@ I: 492
 
 N: Jeff Tang
 W: https://github.com/mrjefftang
-I: 340
\ No newline at end of file
+I: 340
+
+N: Yaolong Huang
+E: airekans@gmail.com
+W: http://airekans.github.io/
+I: 530
diff --git a/HISTORY.rst b/HISTORY.rst
index 6e1e5ccdc..be4790979 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -18,7 +18,10 @@ Bug tracker at https://github.com/giampaolo/psutil/issues
   connections() methods can raise OSError(ESRCH) instead of NoSuchProcess.
 - #504: [Linux]: can't build RPM packages via setup.py
 - #506: [Linux]: python 2.4 support was broken.
-- #522: [Linux]: Process.cpu_affinity() might return EINVAL.  (patch by David Daeschler)
+- #522: [Linux]: Process.cpu_affinity() might return EINVAL.  (patch by David
+  Daeschler)
+- #530: [Linux]: psutil.disk_io_counters() may crash on old Linux distros
+  (< 2.6.5)  (patch by Yaolong Huang)
 - #533: [Linux]: Process.memory_maps() may raise TypeError on old Linux distros.
 
 
diff --git a/psutil/_pslinux.py b/psutil/_pslinux.py
index f80cf32d4..2abd59c3c 100644
--- a/psutil/_pslinux.py
+++ b/psutil/_pslinux.py
@@ -642,7 +642,8 @@ def disk_io_counters():
         if len(fields) > 7:
             _, _, name, reads, _, rbytes, rtime, writes, _, wbytes, wtime = \
                 fields[:11]
-        else:  # from kernel 2.6 to 2.6.25
+        else:
+            # from kernel 2.6.0 to 2.6.25
             _, _, name, reads, rbytes, writes, wbytes = fields
             rtime, wtime = 0, 0
         if name in partitions: