24 	char buf[DEBUGFS_FORMAT_BUFFER_SIZE];  in mac80211_format_buffer()  local
28 	res = vscnprintf(buf, sizeof(buf), fmt, args);  in mac80211_format_buffer()
31 	return simple_read_from_buffer(userbuf, count, ppos, buf, res);  in mac80211_format_buffer()
82 	char buf[200];  in aqm_read()  local
88 	len = scnprintf(buf, sizeof(buf),  in aqm_read()
113 				       buf, len);  in aqm_read()
122 	char buf[100];  in aqm_write()  local
124 	if (count >= sizeof(buf))  in aqm_write()
127 	if (copy_from_user(buf, user_buf, count))  in aqm_write()
130 	if (count && buf[count - 1] == '\n')  in aqm_write()
131 		buf[count - 1] = '\0';  in aqm_write()
133 		buf[count] = '\0';  in aqm_write()
135 	if (sscanf(buf, "fq_limit %u", &local->fq.limit) == 1)  in aqm_write()
137 	else if (sscanf(buf, "fq_memory_limit %u", &local->fq.memory_limit) == 1)  in aqm_write()
139 	else if (sscanf(buf, "fq_quantum %u", &local->fq.quantum) == 1)  in aqm_write()
157 	char buf[128] = {}, *pos, *end;  in airtime_flags_read()  local
159 	pos = buf;  in airtime_flags_read()
160 	end = pos + sizeof(buf) - 1;  in airtime_flags_read()
169 	return simple_read_from_buffer(user_buf, count, ppos, buf,  in airtime_flags_read()
170 				       strlen(buf));  in airtime_flags_read()
178 	char buf[16];  in airtime_flags_write()  local
180 	if (count >= sizeof(buf))  in airtime_flags_write()
183 	if (copy_from_user(buf, user_buf, count))  in airtime_flags_write()
186 	if (count && buf[count - 1] == '\n')  in airtime_flags_write()
187 		buf[count - 1] = '\0';  in airtime_flags_write()
189 		buf[count] = '\0';  in airtime_flags_write()
191 	if (kstrtou16(buf, 0, &local->airtime_flags))  in airtime_flags_write()
210 	char buf[400];  in aql_txq_limit_read()  local
213 	len = scnprintf(buf, sizeof(buf),  in aql_txq_limit_read()
228 				       buf, len);  in aql_txq_limit_read()
237 	char buf[100];  in aql_txq_limit_write()  local
241 	if (count >= sizeof(buf))  in aql_txq_limit_write()
244 	if (copy_from_user(buf, user_buf, count))  in aql_txq_limit_write()
247 	if (count && buf[count - 1] == '\n')  in aql_txq_limit_write()
248 		buf[count - 1] = '\0';  in aql_txq_limit_write()
250 		buf[count] = '\0';  in aql_txq_limit_write()
252 	if (sscanf(buf, "%u %u %u", &ac, &q_limit_low, &q_limit_high) != 3)  in aql_txq_limit_write()
290 	char buf[3];  in force_tx_status_read()  local
293 	len = scnprintf(buf, sizeof(buf), "%d\n", (int)local->force_tx_status);  in force_tx_status_read()
296 				       buf, len);  in force_tx_status_read()
305 	char buf[3];  in force_tx_status_write()  local
307 	if (count >= sizeof(buf))  in force_tx_status_write()
310 	if (copy_from_user(buf, user_buf, count))  in force_tx_status_write()
313 	if (count && buf[count - 1] == '\n')  in force_tx_status_write()
314 		buf[count - 1] = '\0';  in force_tx_status_write()
316 		buf[count] = '\0';  in force_tx_status_write()
318 	if (buf[0] == '0' && buf[1] == '\0')  in force_tx_status_write()
320 	else if (buf[0] == '1' && buf[1] == '\0')  in force_tx_status_write()
416 	char *buf = kzalloc(bufsz, GFP_KERNEL);  in hwflags_read()  local
417 	char *pos = buf, *end = buf + bufsz - 1;  in hwflags_read()
421 	if (!buf)  in hwflags_read()
435 	rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));  in hwflags_read()
436 	kfree(buf);  in hwflags_read()
446 	char *buf;  in misc_read()  local
452 	buf = kzalloc(bufsz, GFP_KERNEL);  in misc_read()
453 	if (!buf)  in misc_read()
456 	pos = buf;  in misc_read()
457 	end = buf + bufsz - 1;  in misc_read()
467 	rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));  in misc_read()
468 	kfree(buf);  in misc_read()
477 	char buf[IEEE80211_MAX_QUEUES * 20];  in queues_read()  local
482 		res += sprintf(buf + res, "%02d: %#.8lx/%d\n", q,  in queues_read()
487 	return simple_read_from_buffer(user_buf, count, ppos, buf, res);  in queues_read()
499 	int (*printvalue)(struct ieee80211_low_level_stats *stats, char *buf,  in format_devstat_counter()  argument
503 	char buf[20];  in format_devstat_counter()  local
511 	res = printvalue(&stats, buf, sizeof(buf));  in format_devstat_counter()
512 	return simple_read_from_buffer(userbuf, count, ppos, buf, res);  in format_devstat_counter()
517 				 char *buf, int buflen)			\
519 	return scnprintf(buf, buflen, "%u\n", stats->name);		\