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hw/xen: Fix broken check for invalid state in xs_be_open() 

Coverity points out that if (!s && !s->impl) isn't really what we intended
to do here. CID 1508131.

Fixes: 0324751272 ("hw/xen: Add emulated implementation of XenStore operations")
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20230412185102.441523-6-dwmw2@infradead.org>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
This commit is contained in:
David Woodhouse 2023-04-12 19:51:02 +01:00 committed by Anthony PERARD
parent 2f20b1732d
commit c9bdfe8d58
1 changed files with 1 additions and 1 deletions
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2
hw/i386/kvm/xen_xenstore.c
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@ -1688,7 +1688,7 @@ static struct qemu_xs_handle *xs_be_open(void)
XenXenstoreState *s = xen_xenstore_singleton;
struct qemu_xs_handle *h;
if (!s && !s->impl) {
if (!s || !s->impl) {
errno = -ENOSYS;
return NULL;
}