28 	char *kbuf;  in user_input_str()  local
35 	kbuf = kmalloc(count + 1, GFP_KERNEL | __GFP_NOWARN);  in user_input_str()
36 	if (!kbuf)  in user_input_str()
39 	ret = simple_write_to_buffer(kbuf, count + 1, ppos, buf, count);  in user_input_str()
41 		kfree(kbuf);  in user_input_str()
44 	kbuf[ret] = '\0';  in user_input_str()
46 	return kbuf;  in user_input_str()
53 	char kbuf[128];  in dbgfs_attrs_read()  local
57 	ret = scnprintf(kbuf, ARRAY_SIZE(kbuf), "%lu %lu %lu %lu %lu\n",  in dbgfs_attrs_read()
63 	return simple_read_from_buffer(buf, count, ppos, kbuf, ret);  in dbgfs_attrs_read()
71 	char *kbuf;  in dbgfs_attrs_write()  local
74 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_attrs_write()
75 	if (IS_ERR(kbuf))  in dbgfs_attrs_write()
76 		return PTR_ERR(kbuf);  in dbgfs_attrs_write()
78 	if (sscanf(kbuf, "%lu %lu %lu %lu %lu",  in dbgfs_attrs_write()
99 	kfree(kbuf);  in dbgfs_attrs_write()
166 	char *kbuf;  in dbgfs_schemes_read()  local
169 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_schemes_read()
170 	if (!kbuf)  in dbgfs_schemes_read()
174 	len = sprint_schemes(ctx, kbuf, count);  in dbgfs_schemes_read()
178 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_schemes_read()
181 	kfree(kbuf);  in dbgfs_schemes_read()
290 	char *kbuf;  in dbgfs_schemes_write()  local
294 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_schemes_write()
295 	if (IS_ERR(kbuf))  in dbgfs_schemes_write()
296 		return PTR_ERR(kbuf);  in dbgfs_schemes_write()
298 	schemes = str_to_schemes(kbuf, count, &nr_schemes);  in dbgfs_schemes_write()
318 	kfree(kbuf);  in dbgfs_schemes_write()
484 	char *kbuf;  in dbgfs_target_ids_write()  local
489 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_target_ids_write()
490 	if (IS_ERR(kbuf))  in dbgfs_target_ids_write()
491 		return PTR_ERR(kbuf);  in dbgfs_target_ids_write()
493 	if (!strncmp(kbuf, "paddr\n", count)) {  in dbgfs_target_ids_write()
499 		target_pids = str_to_pids(kbuf, count, &nr_targets);  in dbgfs_target_ids_write()
537 	kfree(kbuf);  in dbgfs_target_ids_write()
567 	char *kbuf;  in dbgfs_init_regions_read()  local
570 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_init_regions_read()
571 	if (!kbuf)  in dbgfs_init_regions_read()
581 	len = sprint_init_regions(ctx, kbuf, count);  in dbgfs_init_regions_read()
585 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_init_regions_read()
588 	kfree(kbuf);  in dbgfs_init_regions_read()
662 	char *kbuf;  in dbgfs_init_regions_write()  local
666 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_init_regions_write()
667 	if (IS_ERR(kbuf))  in dbgfs_init_regions_write()
668 		return PTR_ERR(kbuf);  in dbgfs_init_regions_write()
676 	err = set_init_regions(ctx, kbuf, ret);  in dbgfs_init_regions_write()
682 	kfree(kbuf);  in dbgfs_init_regions_write()
690 	char *kbuf;  in dbgfs_kdamond_pid_read()  local
693 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_kdamond_pid_read()
694 	if (!kbuf)  in dbgfs_kdamond_pid_read()
699 		len = scnprintf(kbuf, count, "%d\n", ctx->kdamond->pid);  in dbgfs_kdamond_pid_read()
701 		len = scnprintf(kbuf, count, "none\n");  in dbgfs_kdamond_pid_read()
705 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_kdamond_pid_read()
708 	kfree(kbuf);  in dbgfs_kdamond_pid_read()
852 	char *kbuf;  in dbgfs_mk_context_write()  local
856 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_mk_context_write()
857 	if (IS_ERR(kbuf))  in dbgfs_mk_context_write()
858 		return PTR_ERR(kbuf);  in dbgfs_mk_context_write()
861 		kfree(kbuf);  in dbgfs_mk_context_write()
866 	if (sscanf(kbuf, "%s", ctx_name) != 1) {  in dbgfs_mk_context_write()
878 	kfree(kbuf);  in dbgfs_mk_context_write()
958 	char *kbuf;  in dbgfs_rm_context_write()  local
962 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_rm_context_write()
963 	if (IS_ERR(kbuf))  in dbgfs_rm_context_write()
964 		return PTR_ERR(kbuf);  in dbgfs_rm_context_write()
967 		kfree(kbuf);  in dbgfs_rm_context_write()
972 	if (sscanf(kbuf, "%s", ctx_name) != 1) {  in dbgfs_rm_context_write()
984 	kfree(kbuf);  in dbgfs_rm_context_write()
1005 	char *kbuf;  in dbgfs_monitor_on_write()  local
1007 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_monitor_on_write()
1008 	if (IS_ERR(kbuf))  in dbgfs_monitor_on_write()
1009 		return PTR_ERR(kbuf);  in dbgfs_monitor_on_write()
1012 	if (sscanf(kbuf, "%s", kbuf) != 1) {  in dbgfs_monitor_on_write()
1013 		kfree(kbuf);  in dbgfs_monitor_on_write()
1018 	if (!strncmp(kbuf, "on", count)) {  in dbgfs_monitor_on_write()
1023 				kfree(kbuf);  in dbgfs_monitor_on_write()
1029 	} else if (!strncmp(kbuf, "off", count)) {  in dbgfs_monitor_on_write()
1038 	kfree(kbuf);  in dbgfs_monitor_on_write()