Lines Matching defs:buf
34 char buf[3];
40 buf[0] = '1';
42 buf[0] = '0';
46 buf[1] = '\n';
47 buf[2] = 0x00;
49 return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
60 char buf[32];
63 buf_size = min(count, (sizeof(buf)-1));
64 if (copy_from_user(buf, user_buf, buf_size))
67 switch (buf[0]) {
104 char buf[255], *tmp;
109 memset(buf, 0, sizeof(buf));
112 buf_size = min(count, (sizeof(buf) - 1));
113 if (copy_from_user(buf, user_buf, buf_size))
116 tmp = buf;
146 char *buf;
150 buf = kzalloc(buf_len, GFP_KERNEL);
151 if (!buf)
157 len += scnprintf(buf + len, buf_len - len, "%s\n",
165 ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
166 kfree(buf);