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vdpa net: stop probing if cannot set features

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Otherwise it continues the CVQ isolation probing.

Fixes: 152128d646 ("vdpa: move CVQ isolation check to net_init_vhost_vdpa")
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Message-Id: <20230915170836.3078172-3-eperezma@redhat.com>
Tested-by: Lei Yang <leiyang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
(cherry picked from commit f1085882d028e5a1b227443cd6e96bbb63d66f43)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Eugenio Pérez 2023-09-15 19:08:35 +02:00 committed by Michael Tokarev
parent 197cc86a12
commit e6d9dd102d
1 changed files with 1 additions and 0 deletions
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1
net/vhost-vdpa.c
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@ -1291,6 +1291,7 @@ static int vhost_vdpa_probe_cvq_isolation(int device_fd, uint64_t features,
r = ioctl(device_fd, VHOST_SET_FEATURES, &features);
if (unlikely(r)) {
error_setg_errno(errp, errno, "Cannot set features");
goto out;
}
r = ioctl(device_fd, VHOST_VDPA_SET_STATUS, &status);