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Subject[PATCH] vhost: Fix warnings and bad type handling
Date
Signed-off-by: Alan Cox <alan@linux.intel.com>
---
drivers/vhost/vhost.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 97233d5..46b20f7 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -334,7 +334,10 @@ static long vhost_set_vring(struct vhost_dev *d, int ioctl, void __user *argp)
r = -EINVAL;
break;
}
- r = init_used(vq, (struct vring_used __user *)a.used_user_addr);
+ /* For 32bit we will ignore the top 32bits of the user
+ data */
+ r = init_used(vq, (struct vring_used __user *)(unsigned long)
+ a.used_user_addr);
if (r)
break;
vq->log_used = !!(a.flags & (0x1 << VHOST_VRING_F_LOG));


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