226 #define PROM_ERROR		(-1u)  macro
227 #define PHANDLE_VALID(p)	((p) != 0 && (p) != PROM_ERROR)
228 #define IHANDLE_VALID(i)	((i) != 0 && (i) != PROM_ERROR)
410 		return PROM_ERROR;  in call_prom()
435 		return PROM_ERROR;  in call_prom_ret()
1240 		if (plen == PROM_ERROR)  in prom_count_smt_threads()
1511 		if (addr != PROM_ERROR && addr != 0)  in alloc_up()
1571 		if (addr != PROM_ERROR && addr != 0)  in alloc_down()
1886 			 &val, sizeof(val)) != PROM_ERROR)  in prom_instantiate_rtas()
1922 			 &val, sizeof(val)) != PROM_ERROR) {  in prom_instantiate_sml()
2026 				 sizeof(minalign)) == PROM_ERROR)  in prom_initialize_tce_table()
2029 				 sizeof(minsize)) == PROM_ERROR)  in prom_initialize_tce_table()
2052 			      path, sizeof(prom_scratch) - 1) == PROM_ERROR) {  in prom_initialize_tce_table()
2290 	if (stdout_node != PROM_ERROR) {  in prom_init_stdout()
2354 	if (x != PROM_ERROR) {  in prom_find_machine_type()
2420 			      sizeof(prom_scratch) - 10) == PROM_ERROR)  in prom_check_displays()
2452 		    PROM_ERROR) {  in prom_check_displays()
2457 			if (prom_getprop(node, "width", &width, 4) == PROM_ERROR)  in prom_check_displays()
2460 			if (prom_getprop(node, "height", &height, 4) == PROM_ERROR)  in prom_check_displays()
2463 			if (prom_getprop(node, "linebytes", &pitch, 4) == PROM_ERROR)  in prom_check_displays()
2466 			if (prom_getprop(node, "address", &addr, 4) == PROM_ERROR)  in prom_check_displays()
2656 		if (l == PROM_ERROR)  in scan_dt_build_struct()
2814 		== PROM_ERROR)  in fixup_device_tree_maple()
2856 	if (prom_getprop(mc, "reg", mc_reg, sizeof(mc_reg)) == PROM_ERROR)  in fixup_device_tree_maple_memory_controller()
2898 		if (rc == 0 || rc == PROM_ERROR) {  in fixup_device_tree_chrp()
2951 	    == PROM_ERROR)  in fixup_device_tree_pmac()
3060 	if (rv == PROM_ERROR)  in fixup_device_tree_efika()
3070 	if (rv != PROM_ERROR && (prom_strcmp(prop, "chrp") == 0))  in fixup_device_tree_efika()
3076 	if (rv != PROM_ERROR && (prom_strstr(prop, "CHRP")))  in fixup_device_tree_efika()
3096 		if (rv == PROM_ERROR) {  in fixup_device_tree_efika()
3130 	if (prom_getproplen(iob, "interrupt-controller") !=PROM_ERROR)  in fixup_device_tree_pasemi()
3147 		if (rval == 0 || rval == PROM_ERROR)  in fixup_device_tree_pasemi()