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[Xen-devel] [PATCH] libxl: 'valid_devs' may be used uninitialized

Using gcc 4.8 to compile with -Werror.

xl_cmdimpl.c:5493:8: error: 'valid_devs' may be used uninitialized in this 
function [-Werror=maybe-uninitialized]
      if (valid_devs == 0)
xl_cmdimpl.c:5455:9: note: 'valid_devs' was declared here
      int valid_devs;

Signed-off-by: Charles Arnold <carnold@xxxxxxxx>

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index 373aa37..6d60ce4 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -5423,7 +5423,7 @@ static void output_topologyinfo(void)
     libxl_cputopology *cpuinfo;
     int i, nr;
     libxl_pcitopology *pciinfo;
-    int valid_devs;
+    int valid_devs = 0;
     cpuinfo = libxl_get_cpu_topology(ctx, &nr);

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