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()
96 	kfree(kbuf);  in dbgfs_attrs_write()
135 	char *kbuf;  in dbgfs_schemes_read()  local
138 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_schemes_read()
139 	if (!kbuf)  in dbgfs_schemes_read()
143 	len = sprint_schemes(ctx, kbuf, count);  in dbgfs_schemes_read()
147 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_schemes_read()
150 	kfree(kbuf);  in dbgfs_schemes_read()
244 	char *kbuf;  in dbgfs_schemes_write()  local
248 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_schemes_write()
249 	if (IS_ERR(kbuf))  in dbgfs_schemes_write()
250 		return PTR_ERR(kbuf);  in dbgfs_schemes_write()
252 	schemes = str_to_schemes(kbuf, count, &nr_schemes);  in dbgfs_schemes_write()
274 	kfree(kbuf);  in dbgfs_schemes_write()
367 	char *kbuf;  in dbgfs_target_ids_write()  local
373 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_target_ids_write()
374 	if (IS_ERR(kbuf))  in dbgfs_target_ids_write()
375 		return PTR_ERR(kbuf);  in dbgfs_target_ids_write()
377 	if (!strncmp(kbuf, "paddr\n", count)) {  in dbgfs_target_ids_write()
380 		scnprintf(kbuf, count, "42    ");  in dbgfs_target_ids_write()
383 	targets = str_to_target_ids(kbuf, count, &nr_targets);  in dbgfs_target_ids_write()
435 	kfree(kbuf);  in dbgfs_target_ids_write()
463 	char *kbuf;  in dbgfs_init_regions_read()  local
466 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_init_regions_read()
467 	if (!kbuf)  in dbgfs_init_regions_read()
477 	len = sprint_init_regions(ctx, kbuf, count);  in dbgfs_init_regions_read()
481 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_init_regions_read()
484 	kfree(kbuf);  in dbgfs_init_regions_read()
561 	char *kbuf;  in dbgfs_init_regions_write()  local
565 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_init_regions_write()
566 	if (IS_ERR(kbuf))  in dbgfs_init_regions_write()
567 		return PTR_ERR(kbuf);  in dbgfs_init_regions_write()
575 	err = set_init_regions(ctx, kbuf, ret);  in dbgfs_init_regions_write()
581 	kfree(kbuf);  in dbgfs_init_regions_write()
589 	char *kbuf;  in dbgfs_kdamond_pid_read()  local
592 	kbuf = kmalloc(count, GFP_KERNEL | __GFP_NOWARN);  in dbgfs_kdamond_pid_read()
593 	if (!kbuf)  in dbgfs_kdamond_pid_read()
598 		len = scnprintf(kbuf, count, "%d\n", ctx->kdamond->pid);  in dbgfs_kdamond_pid_read()
600 		len = scnprintf(kbuf, count, "none\n");  in dbgfs_kdamond_pid_read()
604 	len = simple_read_from_buffer(buf, count, ppos, kbuf, len);  in dbgfs_kdamond_pid_read()
607 	kfree(kbuf);  in dbgfs_kdamond_pid_read()
747 	char *kbuf;  in dbgfs_mk_context_write()  local
751 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_mk_context_write()
752 	if (IS_ERR(kbuf))  in dbgfs_mk_context_write()
753 		return PTR_ERR(kbuf);  in dbgfs_mk_context_write()
756 		kfree(kbuf);  in dbgfs_mk_context_write()
761 	if (sscanf(kbuf, "%s", ctx_name) != 1) {  in dbgfs_mk_context_write()
773 	kfree(kbuf);  in dbgfs_mk_context_write()
846 	char *kbuf;  in dbgfs_rm_context_write()  local
850 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_rm_context_write()
851 	if (IS_ERR(kbuf))  in dbgfs_rm_context_write()
852 		return PTR_ERR(kbuf);  in dbgfs_rm_context_write()
855 		kfree(kbuf);  in dbgfs_rm_context_write()
860 	if (sscanf(kbuf, "%s", ctx_name) != 1) {  in dbgfs_rm_context_write()
872 	kfree(kbuf);  in dbgfs_rm_context_write()
893 	char *kbuf;  in dbgfs_monitor_on_write()  local
895 	kbuf = user_input_str(buf, count, ppos);  in dbgfs_monitor_on_write()
896 	if (IS_ERR(kbuf))  in dbgfs_monitor_on_write()
897 		return PTR_ERR(kbuf);  in dbgfs_monitor_on_write()
900 	if (sscanf(kbuf, "%s", kbuf) != 1) {  in dbgfs_monitor_on_write()
901 		kfree(kbuf);  in dbgfs_monitor_on_write()
906 	if (!strncmp(kbuf, "on", count)) {  in dbgfs_monitor_on_write()
911 				kfree(kbuf);  in dbgfs_monitor_on_write()
917 	} else if (!strncmp(kbuf, "off", count)) {  in dbgfs_monitor_on_write()
926 	kfree(kbuf);  in dbgfs_monitor_on_write()