36 	char *kbuf;  in user_input_str()  local
43 	kbuf = kmalloc(count + 1, GFP_KERNEL | __GFP_NOWARN);  in user_input_str()
44 	if (!kbuf)  in user_input_str()
47 	ret = simple_write_to_buffer(kbuf, count + 1, ppos, buf, count);  in user_input_str()
49 		kfree(kbuf);  in user_input_str()
52 	kbuf[ret] = '\0';  in user_input_str()
54 	return kbuf;  in user_input_str()
61 	char kbuf[128];  in dbgfs_attrs_read()  local
65 	ret = scnprintf(kbuf, ARRAY_SIZE(kbuf), "%lu %lu %lu %lu %lu\n",  in dbgfs_attrs_read()
71 	return simple_read_from_buffer(buf, count, ppos, kbuf, ret);  in dbgfs_attrs_read()
79 	char *kbuf;  in dbgfs_attrs_write()  local
82 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_attrs_write()
83 	if (IS_ERR(kbuf))  in dbgfs_attrs_write()
84 		return PTR_ERR(kbuf);  in dbgfs_attrs_write()
86 	if (sscanf(kbuf, "%lu %lu %lu %lu %lu",  in dbgfs_attrs_write()
107 	kfree(kbuf);  in dbgfs_attrs_write()
174 	char *kbuf;  in dbgfs_schemes_read()  local
177 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_schemes_read()
178 	if (!kbuf)  in dbgfs_schemes_read()
182 	len = sprint_schemes(ctx, kbuf, count);  in dbgfs_schemes_read()
186 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_schemes_read()
189 	kfree(kbuf);  in dbgfs_schemes_read()
298 	char *kbuf;  in dbgfs_schemes_write()  local
302 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_schemes_write()
303 	if (IS_ERR(kbuf))  in dbgfs_schemes_write()
304 		return PTR_ERR(kbuf);  in dbgfs_schemes_write()
306 	schemes = str_to_schemes(kbuf, count, &nr_schemes);  in dbgfs_schemes_write()
326 	kfree(kbuf);  in dbgfs_schemes_write()
492 	char *kbuf;  in dbgfs_target_ids_write()  local
497 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_target_ids_write()
498 	if (IS_ERR(kbuf))  in dbgfs_target_ids_write()
499 		return PTR_ERR(kbuf);  in dbgfs_target_ids_write()
501 	if (!strncmp(kbuf, "paddr\n", count)) {  in dbgfs_target_ids_write()
507 		target_pids = str_to_pids(kbuf, count, &nr_targets);  in dbgfs_target_ids_write()
545 	kfree(kbuf);  in dbgfs_target_ids_write()
575 	char *kbuf;  in dbgfs_init_regions_read()  local
578 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_init_regions_read()
579 	if (!kbuf)  in dbgfs_init_regions_read()
589 	len = sprint_init_regions(ctx, kbuf, count);  in dbgfs_init_regions_read()
593 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_init_regions_read()
596 	kfree(kbuf);  in dbgfs_init_regions_read()
670 	char *kbuf;  in dbgfs_init_regions_write()  local
674 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_init_regions_write()
675 	if (IS_ERR(kbuf))  in dbgfs_init_regions_write()
676 		return PTR_ERR(kbuf);  in dbgfs_init_regions_write()
684 	err = set_init_regions(ctx, kbuf, ret);  in dbgfs_init_regions_write()
690 	kfree(kbuf);  in dbgfs_init_regions_write()
698 	char *kbuf;  in dbgfs_kdamond_pid_read()  local
701 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_kdamond_pid_read()
702 	if (!kbuf)  in dbgfs_kdamond_pid_read()
707 		len = scnprintf(kbuf, count, "%d\n", ctx->kdamond->pid);  in dbgfs_kdamond_pid_read()
709 		len = scnprintf(kbuf, count, "none\n");  in dbgfs_kdamond_pid_read()
713 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_kdamond_pid_read()
716 	kfree(kbuf);  in dbgfs_kdamond_pid_read()
862 	char *kbuf;  in dbgfs_mk_context_write()  local
866 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_mk_context_write()
867 	if (IS_ERR(kbuf))  in dbgfs_mk_context_write()
868 		return PTR_ERR(kbuf);  in dbgfs_mk_context_write()
871 		kfree(kbuf);  in dbgfs_mk_context_write()
876 	if (sscanf(kbuf, "%s", ctx_name) != 1) {  in dbgfs_mk_context_write()
888 	kfree(kbuf);  in dbgfs_mk_context_write()
968 	char *kbuf;  in dbgfs_rm_context_write()  local
972 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_rm_context_write()
973 	if (IS_ERR(kbuf))  in dbgfs_rm_context_write()
974 		return PTR_ERR(kbuf);  in dbgfs_rm_context_write()
977 		kfree(kbuf);  in dbgfs_rm_context_write()
982 	if (sscanf(kbuf, "%s", ctx_name) != 1) {  in dbgfs_rm_context_write()
994 	kfree(kbuf);  in dbgfs_rm_context_write()
1015 	char *kbuf;  in dbgfs_monitor_on_write()  local
1017 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_monitor_on_write()
1018 	if (IS_ERR(kbuf))  in dbgfs_monitor_on_write()
1019 		return PTR_ERR(kbuf);  in dbgfs_monitor_on_write()
1022 	if (sscanf(kbuf, "%s", kbuf) != 1) {  in dbgfs_monitor_on_write()
1023 		kfree(kbuf);  in dbgfs_monitor_on_write()
1028 	if (!strncmp(kbuf, "on", count)) {  in dbgfs_monitor_on_write()
1033 				kfree(kbuf);  in dbgfs_monitor_on_write()
1039 	} else if (!strncmp(kbuf, "off", count)) {  in dbgfs_monitor_on_write()
1048 	kfree(kbuf);  in dbgfs_monitor_on_write()