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authorDave Kleikamp <shaggy@austin.ibm.com>2006-09-27 01:49:36 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 08:26:10 -0700
commita4e4de36dc446b2193bdc8ebb96a96e44b69dd94 (patch)
treed9a024e2c10dcb94decadc57caac162cef706307
parente9ad5620bfb901df8a7a2603c88689ededeecaf1 (diff)
downloadlinux-a4e4de36dc446b2193bdc8ebb96a96e44b69dd94.tar.bz2
[PATCH] ext3: Fix sparse warnings
Fixing up some endian-ness warnings in preparation to clone ext4 from ext3. Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--fs/ext3/resize.c21
-rw-r--r--fs/ext3/super.c4
-rw-r--r--fs/jbd/journal.c2
-rw-r--r--include/linux/ext3_fs.h2
4 files changed, 14 insertions, 15 deletions
diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 5e1337fd878a..e186f7fb698b 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -336,7 +336,7 @@ static int verify_reserved_gdb(struct super_block *sb,
unsigned five = 5;
unsigned seven = 7;
unsigned grp;
- __u32 *p = (__u32 *)primary->b_data;
+ __le32 *p = (__le32 *)primary->b_data;
int gdbackups = 0;
while ((grp = ext3_list_backups(sb, &three, &five, &seven)) < end) {
@@ -380,7 +380,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
struct buffer_head *dind;
int gdbackups;
struct ext3_iloc iloc;
- __u32 *data;
+ __le32 *data;
int err;
if (test_opt(sb, DEBUG))
@@ -417,7 +417,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
goto exit_bh;
}
- data = (__u32 *)dind->b_data;
+ data = (__le32 *)dind->b_data;
if (le32_to_cpu(data[gdb_num % EXT3_ADDR_PER_BLOCK(sb)]) != gdblock) {
ext3_warning(sb, __FUNCTION__,
"new group %u GDT block "E3FSBLK" not reserved",
@@ -519,7 +519,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
struct buffer_head *dind;
struct ext3_iloc iloc;
ext3_fsblk_t blk;
- __u32 *data, *end;
+ __le32 *data, *end;
int gdbackups = 0;
int res, i;
int err;
@@ -536,8 +536,8 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
}
blk = EXT3_SB(sb)->s_sbh->b_blocknr + 1 + EXT3_SB(sb)->s_gdb_count;
- data = (__u32 *)dind->b_data + EXT3_SB(sb)->s_gdb_count;
- end = (__u32 *)dind->b_data + EXT3_ADDR_PER_BLOCK(sb);
+ data = (__le32 *)dind->b_data + EXT3_SB(sb)->s_gdb_count;
+ end = (__le32 *)dind->b_data + EXT3_ADDR_PER_BLOCK(sb);
/* Get each reserved primary GDT block and verify it holds backups */
for (res = 0; res < reserved_gdb; res++, blk++) {
@@ -545,7 +545,8 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
ext3_warning(sb, __FUNCTION__,
"reserved block "E3FSBLK
" not at offset %ld",
- blk, (long)(data - (__u32 *)dind->b_data));
+ blk,
+ (long)(data - (__le32 *)dind->b_data));
err = -EINVAL;
goto exit_bh;
}
@@ -560,7 +561,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
goto exit_bh;
}
if (++data >= end)
- data = (__u32 *)dind->b_data;
+ data = (__le32 *)dind->b_data;
}
for (i = 0; i < reserved_gdb; i++) {
@@ -584,7 +585,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
blk = input->group * EXT3_BLOCKS_PER_GROUP(sb);
for (i = 0; i < reserved_gdb; i++) {
int err2;
- data = (__u32 *)primary[i]->b_data;
+ data = (__le32 *)primary[i]->b_data;
/* printk("reserving backup %lu[%u] = %lu\n",
primary[i]->b_blocknr, gdbackups,
blk + primary[i]->b_blocknr); */
@@ -689,7 +690,7 @@ exit_err:
"can't update backup for group %d (err %d), "
"forcing fsck on next reboot", group, err);
sbi->s_mount_state &= ~EXT3_VALID_FS;
- sbi->s_es->s_state &= ~cpu_to_le16(EXT3_VALID_FS);
+ sbi->s_es->s_state &= cpu_to_le16(~EXT3_VALID_FS);
mark_buffer_dirty(sbi->s_sbh);
}
}
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 0544325d9d7e..10985017765b 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -2348,10 +2348,8 @@ static int ext3_remount (struct super_block * sb, int * flags, char * data)
*/
ext3_clear_journal_err(sb, es);
sbi->s_mount_state = le16_to_cpu(es->s_state);
- if ((ret = ext3_group_extend(sb, es, n_blocks_count))) {
- err = ret;
+ if ((err = ext3_group_extend(sb, es, n_blocks_count)))
goto restore_opts;
- }
if (!ext3_setup_super (sb, es, 0))
sb->s_flags &= ~MS_RDONLY;
}
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index b571209d6a1e..2fc66c3e6681 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -1094,7 +1094,7 @@ int journal_load(journal_t *journal)
/*
* Create a slab for this blocksize
*/
- err = journal_create_jbd_slab(cpu_to_be32(sb->s_blocksize));
+ err = journal_create_jbd_slab(be32_to_cpu(sb->s_blocksize));
if (err)
return err;
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 369c67502346..cc08f56750da 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -460,7 +460,7 @@ struct ext3_super_block {
*/
__u8 s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
__u8 s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
- __u16 s_reserved_gdt_blocks; /* Per group desc for online growth */
+ __le16 s_reserved_gdt_blocks; /* Per group desc for online growth */
/*
* Journaling support valid if EXT3_FEATURE_COMPAT_HAS_JOURNAL set.
*/