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vhost: replace -1 with VHOST_FILE_UNBIND in ioctls

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This commit replaces -1 with VHOST_FILE_UNBIND in ioctls since
we have added such a macro in the uapi header for vdpa_host.

Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/1591352835-22441-5-git-send-email-lingshan.zhu@intel.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Zhu Lingshan 2020-06-05 18:27:14 +08:00 committed by Michael S. Tsirkin
parent 776f395004
commit e0136c16fa
1 changed files with 4 additions and 4 deletions
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8
drivers/vhost/vhost.c
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@ -1612,7 +1612,7 @@ long vhost_vring_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *arg
r = -EFAULT;
break;
}
eventfp = f.fd == -1 ? NULL : eventfd_fget(f.fd);
eventfp = f.fd == VHOST_FILE_UNBIND ? NULL : eventfd_fget(f.fd);
if (IS_ERR(eventfp)) {
r = PTR_ERR(eventfp);
break;
@ -1628,7 +1628,7 @@ long vhost_vring_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *arg
r = -EFAULT;
break;
}
ctx = f.fd == -1 ? NULL : eventfd_ctx_fdget(f.fd);
ctx = f.fd == VHOST_FILE_UNBIND ? NULL : eventfd_ctx_fdget(f.fd);
if (IS_ERR(ctx)) {
r = PTR_ERR(ctx);
break;
@ -1640,7 +1640,7 @@ long vhost_vring_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *arg
r = -EFAULT;
break;
}
ctx = f.fd == -1 ? NULL : eventfd_ctx_fdget(f.fd);
ctx = f.fd == VHOST_FILE_UNBIND ? NULL : eventfd_ctx_fdget(f.fd);
if (IS_ERR(ctx)) {
r = PTR_ERR(ctx);
break;
@ -1765,7 +1765,7 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp)
r = get_user(fd, (int __user *)argp);
if (r < 0)
break;
ctx = fd == -1 ? NULL : eventfd_ctx_fdget(fd);
ctx = fd == VHOST_FILE_UNBIND ? NULL : eventfd_ctx_fdget(fd);
if (IS_ERR(ctx)) {
r = PTR_ERR(ctx);
break;