Commit 77b744a5 authored by Vitaly Kuznetsov's avatar Vitaly Kuznetsov Committed by Greg Kroah-Hartman

Drivers: hv: utils: fix hvt_op_poll() return value on transport destroy

The return type of hvt_op_poll() is unsigned int and -EBADF is
inappropriate, poll functions return POLL* statuses.
Reported-by: default avatarDexuan Cui <decui@microsoft.com>
Signed-off-by: default avatarVitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2048157a
...@@ -109,7 +109,7 @@ static unsigned int hvt_op_poll(struct file *file, poll_table *wait) ...@@ -109,7 +109,7 @@ static unsigned int hvt_op_poll(struct file *file, poll_table *wait)
poll_wait(file, &hvt->outmsg_q, wait); poll_wait(file, &hvt->outmsg_q, wait);
if (hvt->mode == HVUTIL_TRANSPORT_DESTROY) if (hvt->mode == HVUTIL_TRANSPORT_DESTROY)
return -EBADF; return POLLERR | POLLHUP;
if (hvt->outmsg_len > 0) if (hvt->outmsg_len > 0)
return POLLIN | POLLRDNORM; return POLLIN | POLLRDNORM;
......
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