88 	FILE *sysfsfp;  in iioutils_get_type()  local
130 			sysfsfp = fopen(filename, "r");  in iioutils_get_type()
131 			if (sysfsfp == NULL) {  in iioutils_get_type()
137 			ret = fscanf(sysfsfp,  in iioutils_get_type()
158 			fclose(sysfsfp);  in iioutils_get_type()
162 			sysfsfp = 0;  in iioutils_get_type()
165 	if (sysfsfp)  in iioutils_get_type()
166 		fclose(sysfsfp);  in iioutils_get_type()
188 	FILE *sysfsfp;  in iioutils_get_param_float()  local
220 			sysfsfp = fopen(filename, "r");  in iioutils_get_param_float()
221 			if (!sysfsfp) {  in iioutils_get_param_float()
225 			fscanf(sysfsfp, "%f", output);  in iioutils_get_param_float()
272 	FILE *sysfsfp;  in build_channel_array()  local
300 			sysfsfp = fopen(filename, "r");  in build_channel_array()
301 			if (sysfsfp == NULL) {  in build_channel_array()
306 			fscanf(sysfsfp, "%i", &ret);  in build_channel_array()
309 			fclose(sysfsfp);  in build_channel_array()
333 			sysfsfp = fopen(filename, "r");  in build_channel_array()
334 			if (sysfsfp == NULL) {  in build_channel_array()
339 			fscanf(sysfsfp, "%i", &current_enabled);  in build_channel_array()
340 			fclose(sysfsfp);  in build_channel_array()
374 			sysfsfp = fopen(filename, "r");  in build_channel_array()
375 			fscanf(sysfsfp, "%u", &current->index);  in build_channel_array()
376 			fclose(sysfsfp);  in build_channel_array()
492 	FILE *sysfsfp;  in _write_sysfs_int()  local
499 	sysfsfp = fopen(temp, "w");  in _write_sysfs_int()
500 	if (sysfsfp == NULL) {  in _write_sysfs_int()
505 	fprintf(sysfsfp, "%d", val);  in _write_sysfs_int()
506 	fclose(sysfsfp);  in _write_sysfs_int()
508 		sysfsfp = fopen(temp, "r");  in _write_sysfs_int()
509 		if (sysfsfp == NULL) {  in _write_sysfs_int()
514 		fscanf(sysfsfp, "%d", &test);  in _write_sysfs_int()
515 		fclose(sysfsfp);  in _write_sysfs_int()
542 	FILE  *sysfsfp;  in _write_sysfs_string()  local
550 	sysfsfp = fopen(temp, "w");  in _write_sysfs_string()
551 	if (sysfsfp == NULL) {  in _write_sysfs_string()
556 	fprintf(sysfsfp, "%s", val);  in _write_sysfs_string()
557 	fclose(sysfsfp);  in _write_sysfs_string()
559 		sysfsfp = fopen(temp, "r");  in _write_sysfs_string()
560 		if (sysfsfp == NULL) {  in _write_sysfs_string()
565 		fscanf(sysfsfp, "%s", temp);  in _write_sysfs_string()
566 		fclose(sysfsfp);  in _write_sysfs_string()
603 	FILE  *sysfsfp;  in read_sysfs_posint()  local
611 	sysfsfp = fopen(temp, "r");  in read_sysfs_posint()
612 	if (sysfsfp == NULL) {  in read_sysfs_posint()
616 	fscanf(sysfsfp, "%d\n", &ret);  in read_sysfs_posint()
617 	fclose(sysfsfp);  in read_sysfs_posint()
626 	FILE  *sysfsfp;  in read_sysfs_float()  local
634 	sysfsfp = fopen(temp, "r");  in read_sysfs_float()
635 	if (sysfsfp == NULL) {  in read_sysfs_float()
639 	fscanf(sysfsfp, "%f\n", val);  in read_sysfs_float()
640 	fclose(sysfsfp);  in read_sysfs_float()
649 	FILE  *sysfsfp;  in read_sysfs_string()  local
657 	sysfsfp = fopen(temp, "r");  in read_sysfs_string()
658 	if (sysfsfp == NULL) {  in read_sysfs_string()
662 	fscanf(sysfsfp, "%s\n", str);  in read_sysfs_string()
663 	fclose(sysfsfp);  in read_sysfs_string()