diff mbox series

[Stable-8.0.3,28/54] hw/xen: Fix broken check for invalid state in xs_be_open()

Message ID 20230626185002.1573836-28-mjt@tls.msk.ru
State New
Headers show
Series Patch Round-up for stable 8.0.3, freeze on 2023-07-06 | expand

Commit Message

Michael Tokarev June 26, 2023, 6:49 p.m. UTC 
From: David Woodhouse <dwmw@amazon.co.uk>

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

Fixes: 032475127225 ("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>
(cherry picked from commit c9bdfe8d587c1a6a8fc2e0ff97343745a9f5f247)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
diff mbox series

Patch

diff --git a/hw/i386/kvm/xen_xenstore.c b/hw/i386/kvm/xen_xenstore.c
index 900679af8a..65f91e87d7 100644
--- a/hw/i386/kvm/xen_xenstore.c
+++ b/hw/i386/kvm/xen_xenstore.c
@@ -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;
     }