Commit 32b083a3 authored by Andy King's avatar Andy King Committed by Greg Kroah-Hartman
Browse files

VMCI: Fix deref before NULL-check of queuepair ptr



Check for a valid queuepair ptr before trying to lock the queuepair (which will
deref it).
Reported-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarAndy King <acking@vmware.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@vmware.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 42281d20
......@@ -3355,11 +3355,11 @@ ssize_t vmci_qpair_dequev(struct vmci_qp *qpair,
{
ssize_t result;
qp_lock(qpair);
if (!qpair || !iov)
return VMCI_ERROR_INVALID_ARGS;
qp_lock(qpair);
do {
result = qp_dequeue_locked(qpair->produce_q,
qpair->consume_q,
......
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