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From ba62afdbc31a8cfe897191efd25ed4449d9acd94 Mon Sep 17 00:00:00 2001
From: Juergen Gross <jgross@suse.com>
Date: Tue, 7 Jun 2022 14:01:03 +0200
Subject: [PATCH 08/32] tools/libs/ctrl: don't set errno to a negative value
The claimed reason for setting errno to -1 is wrong. On x86
xc_domain_pod_target() will set errno to a sane value in the error
case.
Fixes: ff1745d5882b ("tools: libxl: do not set the PoD target on ARM")
Signed-off-by: Juergen Gross <jgross@suse.com>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
master commit: a0fb7e0e73483ed042d5ca34861a891a51ad337b
master date: 2022-04-22 20:39:34 +0100
---
tools/libs/ctrl/xc_domain.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/tools/libs/ctrl/xc_domain.c b/tools/libs/ctrl/xc_domain.c
index b155d6afd2ef..9d675c8f21e1 100644
--- a/tools/libs/ctrl/xc_domain.c
+++ b/tools/libs/ctrl/xc_domain.c
@@ -1297,9 +1297,7 @@ int xc_domain_get_pod_target(xc_interface *xch,
uint64_t *pod_cache_pages,
uint64_t *pod_entries)
{
- /* On x86 (above) xc_domain_pod_target will incorrectly return -1
- * with errno==-1 on error. Do the same for least surprise. */
- errno = -1;
+ errno = EOPNOTSUPP;
return -1;
}
#endif
--
2.35.1
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