Replace the use of comparison to NULL, use !<expression> instead. Checkpatch detected these issues.
Signed-off-by: Laura Garcia Liebana <nevola@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 
        msg = nvec_msg_alloc(nvec, NVEC_MSG_TX);
 
-       if (msg == NULL)
+       if (!msg)
                return -ENOMEM;
 
        msg->data[0] = size;
                } else {
                        nvec->rx = nvec_msg_alloc(nvec, NVEC_MSG_RX);
                        /* Should not happen in a normal world */
-                       if (unlikely(nvec->rx == NULL)) {
+                       if (unlikely(!nvec->rx)) {
                                nvec->state = 0;
                                break;
                        }