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ext4: remove an unneeded NULL check in __ext4_check_dir_entry()

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We dereference "bh" unconditionally a couple lines down to find
"by->b_size".  This function is never called with a NULL "bh" so I have
removed the check.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Dan Carpenter 2012-02-20 17:53:05 -05:00 committed by Theodore Ts'o
parent f1b3a2a753
commit 4fda400360
1 changed files with 4 additions and 4 deletions
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8
fs/ext4/dir.c
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@ -91,17 +91,17 @@ int __ext4_check_dir_entry(const char *function, unsigned int line,
return 0;
if (filp)
ext4_error_file(filp, function, line, bh ? bh->b_blocknr : 0,
ext4_error_file(filp, function, line, bh->b_blocknr,
"bad entry in directory: %s - offset=%u(%u), "
"inode=%u, rec_len=%d, name_len=%d",
error_msg, (unsigned) (offset%bh->b_size),
error_msg, (unsigned) (offset % bh->b_size),
offset, le32_to_cpu(de->inode),
rlen, de->name_len);
else
ext4_error_inode(dir, function, line, bh ? bh->b_blocknr : 0,
ext4_error_inode(dir, function, line, bh->b_blocknr,
"bad entry in directory: %s - offset=%u(%u), "
"inode=%u, rec_len=%d, name_len=%d",
error_msg, (unsigned) (offset%bh->b_size),
error_msg, (unsigned) (offset % bh->b_size),
offset, le32_to_cpu(de->inode),
rlen, de->name_len);