220 #define PROM_ERROR		(-1u)  macro
221 #define PHANDLE_VALID(p)	((p) != 0 && (p) != PROM_ERROR)
222 #define IHANDLE_VALID(i)	((i) != 0 && (i) != PROM_ERROR)
248 		return PROM_ERROR;  in call_prom()
273 		return PROM_ERROR;  in call_prom_ret()
1031 		if (plen == PROM_ERROR)  in prom_count_smt_threads()
1283 		if (addr != PROM_ERROR && addr != 0)  in alloc_up()
1343 		if (addr != PROM_ERROR && addr != 0)  in alloc_down()
1703 			 &val, sizeof(val)) != PROM_ERROR)  in prom_instantiate_rtas()
1739 			 &val, sizeof(val)) != PROM_ERROR) {  in prom_instantiate_sml()
1843 				 sizeof(minalign)) == PROM_ERROR)  in prom_initialize_tce_table()
1846 				 sizeof(minsize)) == PROM_ERROR)  in prom_initialize_tce_table()
1869 			      path, PROM_SCRATCH_SIZE-1) == PROM_ERROR) {  in prom_initialize_tce_table()
2107 	if (stdout_node != PROM_ERROR) {  in prom_init_stdout()
2175 	if (x != PROM_ERROR) {  in prom_find_machine_type()
2241 			      PROM_SCRATCH_SIZE-10) == PROM_ERROR)  in prom_check_displays()
2273 		    PROM_ERROR) {  in prom_check_displays()
2467 		if (l == PROM_ERROR)  in scan_dt_build_struct()
2628 		== PROM_ERROR)  in fixup_device_tree_maple()
2670 	if (prom_getprop(mc, "reg", mc_reg, sizeof(mc_reg)) == PROM_ERROR)  in fixup_device_tree_maple_memory_controller()
2712 		if (rc == 0 || rc == PROM_ERROR) {  in fixup_device_tree_chrp()
2765 	    == PROM_ERROR)  in fixup_device_tree_pmac()
2874 	if (rv == PROM_ERROR)  in fixup_device_tree_efika()
2884 	if (rv != PROM_ERROR && (strcmp(prop, "chrp") == 0))  in fixup_device_tree_efika()
2890 	if (rv != PROM_ERROR && (strstr(prop, "CHRP")))  in fixup_device_tree_efika()
2910 		if (rv == PROM_ERROR) {  in fixup_device_tree_efika()
2944 	if (prom_getproplen(iob, "interrupt-controller") !=PROM_ERROR)  in fixup_device_tree_pasemi()
2961 		if (rval == 0 || rval == PROM_ERROR)  in fixup_device_tree_pasemi()