This was introduced by c/s c38869e711 "x86/cpuid: Drop the temporary linear
feature bitmap from struct cpuid_policy", and caught by Coverity.
Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
---
CC: Jan Beulich <jbeul...@suse.com>
---
xen/arch/x86/sysctl.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/xen/arch/x86/sysctl.c b/xen/arch/x86/sysctl.c
index 87da541..274ca0c 100644
--- a/xen/arch/x86/sysctl.c
+++ b/xen/arch/x86/sysctl.c
@@ -229,7 +229,10 @@ long arch_do_sysctl(
/* Bad featureset index? */
if ( !p )
+ {
ret = -EINVAL;
+ break;
+ }
cpuid_policy_to_featureset(p, featureset);
--
2.1.4
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