powertop: add upstream patch to fix crash when running with --auto-tune

srcpkgs/powertop/patches/powertop-autotune.patch

@@ -0,0 +1,49 @@
+From 6fd9ecebd3bc277bd91ce057f85f8e54b09bb0a9 Mon Sep 17 00:00:00 2001
+From: Michael Mullin <masmullin@hush.com>
+Date: Thu, 22 Jan 2015 16:50:10 -0500
+Subject: [PATCH] Powertop crashes with 'powertop --auto-tune'
+
+-----BEGIN PGP SIGNED MESSAGE-----
+Hash: SHA256
+
+Please see the following patch to address the reported crash
+- ---
+- From e994a414f619410877023fce35ade12d1cfce68d Mon Sep 17 00:00:00 2001
+From: Michael Mullin <masmullin@hush.com>
+Date: Thu, 22 Jan 2015 16:33:31 -0500
+Subject: [PATCH] If "dir" is closed early inside create_add_devfreq_devices()
+ then there is a potential double free due to a second close during the
+ cleanup phase in clear_all_devfreq()
+
+Signed-off-by: Michael Mullin <masmullin@hush.com>
+
+- ---
+ src/devices/devfreq.cpp | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+---
+ src/devices/devfreq.cpp | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git src/devices/devfreq.cpp src/devices/devfreq.cpp
+index d2e56e3..f652a57 100644
+--- src/devices/devfreq.cpp
++++ src/devices/devfreq.cpp
+@@ -247,6 +247,7 @@ void create_all_devfreq_devices(void)
+        fprintf(stderr, "Devfreq not enabled\n");
+        is_enabled = false;
+        closedir(dir);
++       dir = NULL;
+        return;
+    }
+ 
+@@ -327,6 +328,8 @@ void clear_all_devfreq()
+    }
+    all_devfreq.clear();
+    /* close /sys/class/devfreq */
+-   if (dir != NULL)
++   if (dir != NULL) {
+        closedir(dir);
++       dir = NULL;
++   }
+ }
+

srcpkgs/powertop/template

@@ -1,17 +1,14 @@
 # Template file for 'powertop'
 pkgname=powertop
 version=2.7
-revision=1
+revision=2
 build_style=gnu-configure
-hostmakedepends="automake gettext-devel libtool pkg-config"
+configure_args="--sbindir=/usr/bin"
+hostmakedepends="pkg-config"
 makedepends="ncurses-devel pciutils-devel libnl3-devel"
 short_desc="Linux tool to find out what is using power on computer"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
 license="GPL-2"
 homepage="https://01.org/powertop/"
-distfiles="https://github.com/fenrus75/powertop/archive/v${version}.tar.gz"
-checksum=1a0ef64764a1ce9e2c8940a925f886a67ca61ca432adcd8c25b32a1abbc889e1
-
-pre_configure() {
-	./autogen.sh
-}
+distfiles="https://01.org/sites/default/files/downloads/powertop/powertop-${version}.tar.gz"
+checksum=8d4b1490e2baad4467c0ded3c423db4472dcbf7b2dd8f8f2a928f54047c678ca