ext4: clear i_state_flags when alloc inode

i_state_flags used on 32-bit archs, need to clear this flag when
alloc inode.
Find this issue when umount ext4, sometimes track the inode as orphan
accidently, cause ext4 mesg dump.

Fixes: acf943e9768e ("ext4: fix checks for orphan inodes")
Signed-off-by: Haibo Chen <[e-mail]>
Reviewed-by: Baokun Li <[e-mail]>
Reviewed-by: Zhang Yi <[e-mail]>
Reviewed-by: Jan Kara <[e-mail]>
Message-ID: <[e-mail]>
Signed-off-by: Theodore Ts'o <[e-mail]>
Cc: [e-mail]

fs/ext4/ialloc.c

···
 		ei->i_csum_seed = ext4_chksum(csum, (__u8 *)&gen, sizeof(gen));
 	}
 
-	ext4_clear_state_flags(ei); /* Only relevant on 32-bit archs */
 	ext4_set_inode_state(inode, EXT4_STATE_NEW);
 
 	ei->i_extra_isize = sbi->s_want_extra_isize;

fs/ext4/inode.c

···
 	ei->i_projid = make_kprojid(&init_user_ns, i_projid);
 	set_nlink(inode, le16_to_cpu(raw_inode->i_links_count));
 
-	ext4_clear_state_flags(ei);	/* Only relevant on 32-bit archs */
 	ei->i_inline_off = 0;
 	ei->i_dir_start_lookup = 0;
 	ei->i_dtime = le32_to_cpu(raw_inode->i_dtime);

fs/ext4/super.c

···
 
 	inode_set_iversion(&ei->vfs_inode, 1);
 	ei->i_flags = 0;
+	ext4_clear_state_flags(ei);	/* Only relevant on 32-bit archs */
 	spin_lock_init(&ei->i_raw_lock);
 	ei->i_prealloc_node = RB_ROOT;
 	atomic_set(&ei->i_prealloc_active, 0);