squashfs_lookup_next() isn't used in the tree. Remove it.
Signed-off-by: Sascha Hauer <[email protected]>
---
fs/squashfs/namei.c | 108 --------------------------------------------
1 file changed, 108 deletions(-)
diff --git a/fs/squashfs/namei.c b/fs/squashfs/namei.c
index baf1e8b646..62a07d2467 100644
--- a/fs/squashfs/namei.c
+++ b/fs/squashfs/namei.c
@@ -238,114 +238,6 @@ failed:
return ERR_PTR(err);
}
-int squashfs_lookup_next(struct inode *dir, char *root_name,
- char *cur_name)
-{
- const unsigned char *name = root_name;
- int len = strlen(root_name);
- struct squashfs_sb_info *msblk = dir->i_sb->s_fs_info;
- struct squashfs_dir_header dirh;
- struct squashfs_dir_entry *dire;
- u64 block = squashfs_i(dir)->start + msblk->directory_table;
- int offset = squashfs_i(dir)->offset;
- int err, length;
- unsigned int dir_count, size;
- int name_found = 0, real_name_found = 0;
-
- TRACE("Entered squashfs_lookup_next [%llx:%x]\n", block, offset);
-
- dire = kmalloc(sizeof(*dire) + SQUASHFS_NAME_LEN + 1, GFP_KERNEL);
- if (dire == NULL) {
- ERROR("Failed to allocate squashfs_dir_entry\n");
- return -ENOMEM;
- }
-
- if (len > SQUASHFS_NAME_LEN) {
- err = -ENAMETOOLONG;
- goto failed;
- }
-
- length = get_dir_index_using_name(dir->i_sb, &block, &offset,
- squashfs_i(dir)->dir_idx_start,
- squashfs_i(dir)->dir_idx_offset,
- squashfs_i(dir)->dir_idx_cnt, name, len);
-
- while (length < i_size_read(dir)) {
- /*
- * Read directory header.
- */
- err = squashfs_read_metadata(dir->i_sb, &dirh, &block,
- &offset, sizeof(dirh));
- if (err < 0)
- goto read_failure;
-
- length += sizeof(dirh);
-
- dir_count = le32_to_cpu(dirh.count) + 1;
-
- if (dir_count > SQUASHFS_DIR_COUNT)
- goto data_error;
-
- while (dir_count--) {
- /*
- * Read directory entry.
- */
- err = squashfs_read_metadata(dir->i_sb, dire, &block,
- &offset, sizeof(*dire));
- if (err < 0)
- goto read_failure;
-
- size = le16_to_cpu(dire->size) + 1;
-
- /* size should never be larger than SQUASHFS_NAME_LEN */
- if (size > SQUASHFS_NAME_LEN)
- goto data_error;
-
- err = squashfs_read_metadata(dir->i_sb, dire->name,
- &block, &offset, size);
- if (err < 0)
- goto read_failure;
-
- length += sizeof(*dire) + size;
- dire->name[size] = '\0';
-
- if (cur_name[0] == '/')
- name_found = 1;
-
- if (!strcmp(cur_name, name))
- name_found = 1;
-
- if (cur_name[0] != '/'
- && strlen(cur_name) == size
- && !strncmp(cur_name, dire->name, size)) {
- name_found = 1;
- continue;
- }
-
- if (name_found) {
- sprintf(cur_name, "%s", dire->name);
- real_name_found = 1;
- goto exit_lookup;
- }
- }
- }
-
-exit_lookup:
- kfree(dire);
- return real_name_found ? 0 : 1;
-
-data_error:
- err = -EIO;
-
-read_failure:
- ERROR("Unable to read directory block [%llx:%x]\n",
- squashfs_i(dir)->start + msblk->directory_table,
- squashfs_i(dir)->offset);
-failed:
- kfree(dire);
- return 1;
-}
-
const struct inode_operations squashfs_dir_inode_ops = {
.lookup = squashfs_lookup,
};
--
2.20.1
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