bnxt_re/lib: Fix memcpy size in bnxt_re_create_qp

While doing a memcpy, using a wrong size as:
memcpy(&attr_ex, attr, sizeof(attr_ex));

Fixing it to use correct size as:
memcpy(&attr_ex, attr, sizeof(*attr));

Fixes: debec47 ("bnxt_re/lib: Reorganize the create_qp code")
Reviewed-by: Saravanan Vajravel <saravanan.vajravel@broadcom.com>
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>

Author: kaleshap86

providers/bnxt_re/verbs.c

@@ -2158,7 +2158,7 @@ struct ibv_qp *bnxt_re_create_qp(struct ibv_pd *ibvpd,
 	struct ibv_qp *qp;
 
 	memset(&attr_ex, 0, sizeof(attr_ex));
-	memcpy(&attr_ex, attr, sizeof(attr_ex));
+	memcpy(&attr_ex, attr, sizeof(*attr));
 	attr_ex.comp_mask = IBV_QP_INIT_ATTR_PD;
 	attr_ex.pd = ibvpd;
 	qp = __bnxt_re_create_qp(ibvpd->context, &attr_ex);