File a4604eb0-libxl-loglevel-build-fix.patch of Package libvirt.openSUSE_Leap_42.1_Update

commit a4604eb086721542f9faa866039922c77e899d76
Author: Jim Fehlig <jfehlig@suse.com>
Date:   Tue Sep 15 21:10:59 2015 -0600

    libxl: fix compiler error introduced by commit ba25c214
    
    libxl/libxl_conf.c: In function 'libxlDriverConfigNew':
    libxl/libxl_conf.c:1560:30: error: 'log_level' may be used uninitialized
    in this function [-Werror=maybe-uninitialized]

Index: libvirt-1.2.18.4/src/libxl/libxl_conf.c
===================================================================
--- libvirt-1.2.18.4.orig/src/libxl/libxl_conf.c
+++ libvirt-1.2.18.4/src/libxl/libxl_conf.c
@@ -1495,7 +1495,7 @@ libxlDriverConfigNew(void)
 {
     libxlDriverConfigPtr cfg;
     char *log_file = NULL;
-    xentoollog_level log_level;
+    xentoollog_level log_level = XTL_DEBUG;
     char ebuf[1024];
     unsigned int free_mem;