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btrfs: Cleanup existing name_len checks

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Since tree-checker has verified leaf when reading from disk, we don't
need the existing verify_dir_item() or btrfs_is_name_len_valid() checks.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo
2017-11-08 08:54:26 +08:00
committed by David Sterba
parent ad7b0368f3
commit bae15d95e2
9 changed files with 9 additions and 186 deletions
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6
fs/btrfs/xattr.c
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@@ -267,7 +267,6 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
{
struct btrfs_key key;
struct inode *inode = d_inode(dentry);
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_path *path;
int ret = 0;
@@ -336,11 +335,6 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
u32 this_len = sizeof(*di) + name_len + data_len;
unsigned long name_ptr = (unsigned long)(di + 1);
if (verify_dir_item(fs_info, leaf, slot, di)) {
ret = -EIO;
goto err;
}
total_size += name_len + 1;
/*
* We are just looking for how big our buffer needs to