From df20819328d6fa3cb9d4a259a58cebbee35cdd09 Mon Sep 17 00:00:00 2001
From: Ilya Maximets <i.maximets@samsung.com>
Date: Mon, 11 Mar 2019 16:58:49 +0300
Subject: [PATCH] memfd: set up correct errno if not supported
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qemu_memfd_create() prints the value of 'errno' which is not
set in this case.
Signed-off-by: Ilya Maximets <i.maximets@samsung.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20190311135850.6537-4-i.maximets@samsung.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
util/memfd.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/util/memfd.c b/util/memfd.c
index d74ce4d793..393d23da96 100644
--- a/util/memfd.c
+++ b/util/memfd.c
@@ -40,6 +40,7 @@ static int memfd_create(const char *name, unsigned int flags)
#ifdef __NR_memfd_create
return syscall(__NR_memfd_create, name, flags);
#else
+ errno = ENOSYS;
return -1;
#endif
}