diff options
Diffstat (limited to 'fs/ext4/namei.c')
| -rw-r--r-- | fs/ext4/namei.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index a178ac229489..b82f5841c65a 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -3082,7 +3082,8 @@ bool ext4_empty_dir(struct inode *inode) de = (struct ext4_dir_entry_2 *) bh->b_data; if (ext4_check_dir_entry(inode, NULL, de, bh, bh->b_data, bh->b_size, 0) || - le32_to_cpu(de->inode) != inode->i_ino || strcmp(".", de->name)) { + le32_to_cpu(de->inode) != inode->i_ino || de->name_len != 1 || + de->name[0] != '.') { ext4_warning_inode(inode, "directory missing '.'"); brelse(bh); return false; @@ -3091,7 +3092,8 @@ bool ext4_empty_dir(struct inode *inode) de = ext4_next_entry(de, sb->s_blocksize); if (ext4_check_dir_entry(inode, NULL, de, bh, bh->b_data, bh->b_size, offset) || - le32_to_cpu(de->inode) == 0 || strcmp("..", de->name)) { + le32_to_cpu(de->inode) == 0 || de->name_len != 2 || + de->name[0] != '.' || de->name[1] != '.') { ext4_warning_inode(inode, "directory missing '..'"); brelse(bh); return false; @@ -3532,7 +3534,7 @@ static struct buffer_head *ext4_get_first_dir_block(handle_t *handle, if (ext4_check_dir_entry(inode, NULL, de, bh, bh->b_data, bh->b_size, 0) || le32_to_cpu(de->inode) != inode->i_ino || - strcmp(".", de->name)) { + de->name_len != 1 || de->name[0] != '.') { EXT4_ERROR_INODE(inode, "directory missing '.'"); brelse(bh); *retval = -EFSCORRUPTED; @@ -3543,7 +3545,8 @@ static struct buffer_head *ext4_get_first_dir_block(handle_t *handle, de = ext4_next_entry(de, inode->i_sb->s_blocksize); if (ext4_check_dir_entry(inode, NULL, de, bh, bh->b_data, bh->b_size, offset) || - le32_to_cpu(de->inode) == 0 || strcmp("..", de->name)) { + le32_to_cpu(de->inode) == 0 || de->name_len != 2 || + de->name[0] != '.' || de->name[1] != '.') { EXT4_ERROR_INODE(inode, "directory missing '..'"); brelse(bh); *retval = -EFSCORRUPTED; |