Commit 88a936b7 authored by Chi Zhiling's avatar Chi Zhiling Committed by Namjae Jeon
Browse files

exfat: remove handling of non-file types in exfat_map_cluster 



Yuezhang said: "exfat_map_cluster() is only used for files. The code
in this 'else' block is never executed and can be cleaned up."

Suggested-by: default avatarYuezhang Mo <Yuezhang.Mo@sony.com>
Signed-off-by: default avatarChi Zhiling <chizhiling@kylinos.cn>
Reviewed-by: default avatarYuezhang Mo <Yuezhang.Mo@sony.com>
Signed-off-by: default avatarNamjae Jeon <linkinjeon@kernel.org>
parent 6d0b7f87

fs/exfat/inode.c

+1 −17
Original line number Diff line number Diff line
@@ -156,27 +156,11 @@ static int exfat_map_cluster(struct inode *inode, unsigned int clu_offset, 
			else

				*clu += clu_offset;

		}

	} else if (ei->type == TYPE_FILE) {

	} else {

		int err = exfat_get_cluster(inode, clu_offset,

				clu, &last_clu);

		if (err)

			return -EIO;

	} else {

		/* hint information */

		if (clu_offset > 0 && ei->hint_bmap.off != EXFAT_EOF_CLUSTER &&

		    ei->hint_bmap.off > 0 && clu_offset >= ei->hint_bmap.off) {

			clu_offset -= ei->hint_bmap.off;

			/* hint_bmap.clu should be valid */

			WARN_ON(ei->hint_bmap.clu < 2);

			*clu = ei->hint_bmap.clu;

		}



		while (clu_offset > 0 && *clu != EXFAT_EOF_CLUSTER) {

			last_clu = *clu;

			if (exfat_get_next_cluster(sb, clu))

				return -EIO;

			clu_offset--;

		}

	}



	if (*clu == EXFAT_EOF_CLUSTER) {