cxgb4: Fix error codes in c4iw_create_cq()
authorDan Carpenter <dan.carpenter@oracle.com>
Thu, 13 Jul 2017 07:47:40 +0000 (10:47 +0300)
committerBen Hutchings <ben@decadent.org.uk>
Sat, 11 Nov 2017 13:34:25 +0000 (13:34 +0000)
commit 6ebedacbb44602d4dec3348dee5ec31dd9b09521 upstream.

If one of these kmalloc() calls fails then we return ERR_PTR(0) which is
NULL.  It results in a NULL dereference in the callers.

Fixes: cfdda9d76436 ("RDMA/cxgb4: Add driver for Chelsio T4 RNIC")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/infiniband/hw/cxgb4/cq.c

Simple merge