[PATCH] ext2: fix error msg when mounting fs with too-large blocksize

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From: Robin Dong <sanbai@xxxxxxxxxx>

When ext2 mounts a filesystem, it attempts to set the block device
blocksize with a call to sb_set_blocksize, which can fail for
several reasons.  The current failure message in ext2 prints:

  EXT2-fs (loop1): error: blocksize is too small

which is not correct in all cases.  This can be demonstrated
by creating a filesystem with

  # mkfs.ext2 -b 8192

on a 4k page system, and attempting to mount it.

Change the error message to a more generic:

  EXT2-fs (loop1): bad blocksize 8192

to match the error message in ext3.

Signed-off-by: Robin Dong <sanbai@xxxxxxxxxx>
---
 fs/ext2/super.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 0a78dae..1dd62ed 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -898,7 +898,8 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
 		brelse(bh);
 
 		if (!sb_set_blocksize(sb, blocksize)) {
-			ext2_msg(sb, KERN_ERR, "error: blocksize is too small");
+			ext2_msg(sb, KERN_ERR,
+				"error: bad blocksize %d", blocksize);
 			goto failed_sbi;
 		}
 
-- 
1.7.3.2

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