small cpmac fixes

[openwrt.git] / target / linux / ar7 / files / drivers / mtd / ar7part.c

diff --git a/target/linux/ar7/files/drivers/mtd/ar7part.c b/target/linux/ar7/files/drivers/mtd/ar7part.c
index 1111575..775041d 100644 (file)
--- a/target/linux/ar7/files/drivers/mtd/ar7part.c
+++ b/target/linux/ar7/files/drivers/mtd/ar7part.c
@@ -1,16 +1,16 @@
 /*
  * Copyright (C) 2007 Eugene Konev <ejka@openwrt.org>
- * 
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
- * 
+ *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
@@ -36,8 +36,8 @@ struct ar7_bin_rec {
 
 static struct mtd_partition ar7_parts[5];
 
-static int create_mtd_partitions(struct mtd_info *master, 
-                                struct mtd_partition **pparts, 
+static int create_mtd_partitions(struct mtd_info *master,
+                                struct mtd_partition **pparts,
                                 unsigned long origin)
 {
        struct ar7_bin_rec header;
@@ -59,9 +59,10 @@ static int create_mtd_partitions(struct mtd_info *master,
        ar7_parts[1].size = master->erasesize;
        ar7_parts[1].mask_flags = 0;
 
-       do {
+       do { /* Try 10 blocks starting from master->erasesize */
                offset = pre_size;
-               master->read(master, offset, sizeof(header), &len, (u_char *)&header);
+               master->read(master, offset,
+                       sizeof(header), &len, (u_char *)&header);
                if (!strncmp((char *)&header, "TIENV0.8", 8))
                        ar7_parts[1].offset = pre_size;
                if (header.checksum == 0xfeedfa42)
@@ -83,7 +84,7 @@ static int create_mtd_partitions(struct mtd_info *master,
                while (header.length) {
                        offset += sizeof(header) + header.length;
                        master->read(master, offset, sizeof(header),
-                                    &len, (u_char *)&header); 
+                                    &len, (u_char *)&header);
                }
                root_offset = offset + sizeof(header) + 4;
                break;
@@ -91,7 +92,7 @@ static int create_mtd_partitions(struct mtd_info *master,
                while (header.length) {
                        offset += sizeof(header) + header.length;
                        master->read(master, offset, sizeof(header),
-                                    &len, (u_char *)&header); 
+                                    &len, (u_char *)&header);
                }
                root_offset = offset + sizeof(header) + 4 + 0xff;
                root_offset &= ~(u32)0xff;
@@ -101,7 +102,8 @@ static int create_mtd_partitions(struct mtd_info *master,
                break;
        }
 
-       master->read(master, root_offset, sizeof(header), &len, (u_char *)&header);
+       master->read(master, root_offset,
+               sizeof(header), &len, (u_char *)&header);
        if (header.checksum != SQUASHFS_MAGIC) {
                root_offset += master->erasesize - 1;
                root_offset &= ~(master->erasesize - 1);
@@ -135,5 +137,6 @@ static int __init ar7_parser_init(void)
 module_init(ar7_parser_init);
 
 MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Felix Fietkau <nbd@openwrt.org>, Eugene Konev <ejka@openwrt.org>");
+MODULE_AUTHOR( "Felix Fietkau <nbd@openwrt.org>, "
+               "Eugene Konev <ejka@openwrt.org>");
 MODULE_DESCRIPTION("MTD partitioning for TI AR7");