fix typo in group handling

libftdi.spec

@@ -1,7 +1,7 @@
 %{!?python_sitearch: %global python_sitearch %(%{__python} -c "from distutils.sysconfig import get_python_lib; print get_python_lib(1)")}
 Name:		libftdi
 Version:	0.17
-Release:	3%{?dist}
+Release:	4%{?dist}
 Summary:	Library to program and control the FTDI USB controller
 
 Group:		System Environment/Libraries
@@ -129,7 +129,7 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/pkgconfig/libftdipp.pc
 
 %pre
-getent group GROUPNAME >/dev/null || groupadd -r plugdev
+getent group plugdev >/dev/null || groupadd -r plugdev
 exit 0
 
 %post -p /sbin/ldconfig
@@ -139,6 +139,9 @@ exit 0
 %postun c++ -p /sbin/ldconfig
 
 %changelog
+* Wed May 05 2010 Lucian Langa <cooly@gnome.eu.org> - 0.17-4
+- fix typo in group handling (#581151)
+
 * Thu Mar 11 2010 Lucian Langa <cooly@gnome.eu.org> - 0.17-3
 - fix incorrect UDEV rule (#563566)