smsc: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO

This patch fixes coccinelle error regarding usage of IS_ERR and
PTR_ERR instead of PTR_ERR_OR_ZERO.

Signed-off-by: Duan Jiong <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/smsc/smc9194.c

···
 
 	/* copy the parameters from insmod into the device structure */
 	devSMC9194 = smc_init(-1);
-	if (IS_ERR(devSMC9194))
-		return PTR_ERR(devSMC9194);
-	return 0;
+	return PTR_ERR_OR_ZERO(devSMC9194);
 }
 
 void __exit cleanup_module(void)