On Mon, Jul 12, 2010 at 11:09:09PM +0800, crosslonelyover wrote:
> Hi,
> In ext2_xattr_get, we'll check the xattr entry one
> by one in the following loop:
> entry = FIRST_ENTRY(bh);
> while (!IS_LAST_ENTRY(entry)) {
> struct ext2_xattr_entry *next =
> EXT2_XATTR_NEXT(entry);
> if ((char *)next >= end)
> goto bad_block;
> if (name_index == entry->e_name_index &&
> name_len == entry->e_name_len &&
> memcmp(name, entry->e_name, name_len) == 0)
> goto found;
> entry = next;
> }
> We can only execute the code immediately following
> the loop when !IS_LAST_ENTRY(entry) is true. So the
> followed while loop seems unnecessary. I think we can
> remove it.
> Following is my patch. It's against 2.6.35-rc4.
> Please check it.
>
Yes. This is dead code. This stuff is from the days before git
so we'll never know who to blame for it.
Reviewed-by: Dan Carpenter <error27@xxxxxxxxx>
regards,
dan carpenter
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