driver: net: fsl-mc: Memset dprc_cfg before configuring

All fields of struct dprc_cfg are not being configured while creating
child container. "Not" configured fields are assumed to be 0.

So memset dprc_cfg before configuring the fields.

Signed-off-by: Itai Katz <itai.katz@nxp.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

drivers/net/fsl-mc/mc.c

@@ -818,6 +818,7 @@ static int dprc_init(void)
 		goto err_root_open;
 	}
 
+	memset(&cfg, 0, sizeof(struct dprc_cfg));
 	cfg.options = DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED |
 		      DPRC_CFG_OPT_OBJ_CREATE_ALLOWED |
 		      DPRC_CFG_OPT_ALLOC_ALLOWED;