The wrong goto label was used for the error case and missed cleanup of the
pkt allocation.
Fixes: d39bf40e55e6 ("IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields")
Link: https://lore.kernel.org/r/20211208175238.29983-1-jose.exposito89@gmail.com
Addresses-Coverity-ID: 
1493352 ("Resource leak")
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Acked-by: Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
 
                                               &addrlimit) ||
                            addrlimit > type_max(typeof(pkt->addrlimit))) {
                                ret = -EINVAL;
-                               goto free_pbc;
+                               goto free_pkt;
                        }
                        pkt->addrlimit = addrlimit;