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-rw-r--r--fs/ext3/super.c6
-rw-r--r--include/linux/ext3_fs.h4
2 files changed, 7 insertions, 3 deletions
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 141573d..81868c0 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -1620,7 +1620,11 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
}
brelse (bh);
- sb_set_blocksize(sb, blocksize);
+ if (!sb_set_blocksize(sb, blocksize)) {
+ printk(KERN_ERR "EXT3-fs: bad blocksize %d.\n",
+ blocksize);
+ goto out_fail;
+ }
logic_sb_block = (sb_block * EXT3_MIN_BLOCK_SIZE) / blocksize;
offset = (sb_block * EXT3_MIN_BLOCK_SIZE) % blocksize;
bh = sb_bread(sb, logic_sb_block);
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 589b0b3..6413445 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -72,8 +72,8 @@
* Macro-instructions used to manage several block sizes
*/
#define EXT3_MIN_BLOCK_SIZE 1024
-#define EXT3_MAX_BLOCK_SIZE 4096
-#define EXT3_MIN_BLOCK_LOG_SIZE 10
+#define EXT3_MAX_BLOCK_SIZE 65536
+#define EXT3_MIN_BLOCK_LOG_SIZE 10
#ifdef __KERNEL__
# define EXT3_BLOCK_SIZE(s) ((s)->s_blocksize)
#else
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