Fixed some potential sources of segfaults

Resolves: rhbz#1352708

powertop.spec

@@ -1,6 +1,6 @@
 Name:             powertop
 Version:          2.8
-Release:          2%{?dist}
+Release:          3%{?dist}
 Summary:          Power consumption monitor
 
 Group:            Applications/System
@@ -13,6 +13,8 @@ Source1:          powertop.service
 Patch0:           powertop-2.7-always-create-params.patch
 # Sent upstream
 Patch1:           powertop-2.8-pthreads-cflags-fix.patch
+# Upstream patch
+Patch2:           powertop-2.8-potential-segfaults.patch
 BuildRequires:    gettext-devel, ncurses-devel, pciutils-devel, zlib-devel, libnl3-devel
 BuildRequires:    systemd
 Requires(post):   systemd, coreutils
@@ -28,6 +30,7 @@ computer use more power than necessary while it is idle.
 %setup -q
 %patch0 -p1 -b .always-create-params
 %patch1 -p1 -b .pthreads-cflags-fix
+%patch2 -p1 -b .potential-segfaults
 
 %build
 %configure
@@ -68,6 +71,10 @@ rm -rf %{buildroot}
 %{_unitdir}/powertop.service
 
 %changelog
+* Tue Aug 30 2016 Ondřej Lysoněk <olysonek@redhat.com> - 2.8-3
+- Fixed some potential sources of segfaults
+  Resolves: rhbz#1352708
+
 * Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 2.8-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild