[libvirt] [PATCH] m4: Fix xenstore detection

[Andrea Bolognani]

Commit 596fc3e3897e introduced the ability to detect xenstore
using pkg-config for systems with Xen 4.9, but accidentally broke
detection for all other systems. Fix the logic so that it works
in all cases.

Signed-off-by: Andrea Bolognani <abologna at redhat.com>
---
 m4/virt-driver-xen.m4 | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/m4/virt-driver-xen.m4 b/m4/virt-driver-xen.m4
index 52d4f51626..1d0acfa363 100644
--- a/m4/virt-driver-xen.m4
+++ b/m4/virt-driver-xen.m4
@@ -42,7 +42,6 @@ AC_DEFUN([LIBVIRT_DRIVER_CHECK_XEN], [
 
     if test "$xen_path_provided" = "no" ; then
       PKG_CHECK_MODULES([XEN], [xenstore], [
-          fail=0
           with_xen=yes
         ], [
           fail=1
@@ -52,8 +51,8 @@ AC_DEFUN([LIBVIRT_DRIVER_CHECK_XEN], [
     if test "$xen_path_provided" = "yes" || test "$fail" = 1 ; then
       CFLAGS="$CFLAGS $XEN_CFLAGS"
       LIBS="$LIBS $XEN_LIBS"
+      fail=0
       AC_CHECK_LIB([xenstore], [xs_read], [
-             fail=0
              with_xen=yes
              XEN_LIBS="$XEN_LIBS -lxenstore"
          ],[
-- 
2.14.3