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2016-10-12 H.J. Lu <hongjiu.lu@intel.com>
[BZ #20647]
* sysdeps/x86/cacheinfo.c (handle_intel): Return -1 if the
maximum CPUID level is less than 2.
--- a/sysdeps/x86/cacheinfo.c
+++ b/sysdeps/x86/cacheinfo.c
@@ -259,7 +259,9 @@ intel_check_word (int name, unsigned int value, bool *has_level_2,
static long int __attribute__ ((noinline))
handle_intel (int name, unsigned int maxidx)
{
- assert (maxidx >= 2);
+ /* Return -1 for older CPUs. */
+ if (maxidx < 2)
+ return -1;
/* OK, we can use the CPUID instruction to get all info about the
caches. */
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