From 9862926902ba035a3741afdf03da40a4d4b57a6f Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roger=20Pau=20Monn=C3=A9?= <roger.pau@citrix.com>
Date: Wed, 8 Nov 2017 13:41:51 +0100
Subject: [PATCH] gcov: return EOPNOTSUPP for unimplemented gcov sysctl
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ENOSYS should only be used by unimplemented top-level syscalls. Use
EOPNOTSUPP instead.

Suggested-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Release-acked-by: Julien Grall <julien.grall@linaro.org>
---
 xen/common/gcov/gcov.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/common/gcov/gcov.c b/xen/common/gcov/gcov.c
index 35653fd8d8..283d2eec86 100644
--- a/xen/common/gcov/gcov.c
+++ b/xen/common/gcov/gcov.c
@@ -239,7 +239,7 @@ int sysctl_gcov_op(struct xen_sysctl_gcov_op *op)
         break;
 
     default:
-        ret = -ENOSYS;
+        ret = -EOPNOTSUPP;
         break;
     }
 
-- 
2.30.2