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authorEric Biggers <ebiggers@google.com>2016-10-11 10:36:12 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2016-11-23 12:10:57 -0800
commit0c0b471e43e7acf0747c6eb410863bf78c14750d (patch)
tree21711c32abd717f6b28ad52c5e17d43b2ec38cc5 /fs
parent9de69279750e9740bc7221c7051a40c0516a58fb (diff)
downloadlinux-0c0b471e43e7acf0747c6eb410863bf78c14750d.tar.bz2
f2fs: fix sparse warnings
f2fs contained a number of endianness conversion bugs. Also, one function should have been 'static'. Found with sparse by running 'make C=2 CF=-D__CHECK_ENDIAN__ fs/f2fs/' Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/f2fs/dir.c2
-rw-r--r--fs/f2fs/inline.c2
-rw-r--r--fs/f2fs/node.c5
-rw-r--r--fs/f2fs/node.h2
-rw-r--r--fs/f2fs/segment.c2
5 files changed, 7 insertions, 6 deletions
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 4df6168f43de..9fd1b0e6d572 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -136,7 +136,7 @@ struct f2fs_dir_entry *find_target_dentry(struct fscrypt_name *fname,
/* show encrypted name */
if (fname->hash) {
- if (de->hash_code == fname->hash)
+ if (de->hash_code == cpu_to_le32(fname->hash))
goto found;
} else if (de_name.len == name->len &&
de->hash_code == namehash &&
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 210b2dc79535..9cd3379581be 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -421,7 +421,7 @@ static int f2fs_add_inline_entries(struct inode *dir,
}
new_name.name = d.filename[bit_pos];
- new_name.len = de->name_len;
+ new_name.len = le16_to_cpu(de->name_len);
ino = le32_to_cpu(de->ino);
fake_mode = get_de_type(de) << S_SHIFT;
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 975909c146a1..6f99907bc8d7 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -270,8 +270,9 @@ static void cache_nat_entry(struct f2fs_sb_info *sbi, nid_t nid,
e = grab_nat_entry(nm_i, nid);
node_info_from_raw_nat(&e->ni, ne);
} else {
- f2fs_bug_on(sbi, nat_get_ino(e) != ne->ino ||
- nat_get_blkaddr(e) != ne->block_addr ||
+ f2fs_bug_on(sbi, nat_get_ino(e) != le32_to_cpu(ne->ino) ||
+ nat_get_blkaddr(e) !=
+ le32_to_cpu(ne->block_addr) ||
nat_get_version(e) != ne->version);
}
}
diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h
index 868bec65e51c..cfdcf98516a1 100644
--- a/fs/f2fs/node.h
+++ b/fs/f2fs/node.h
@@ -313,7 +313,7 @@ static inline bool is_recoverable_dnode(struct page *page)
((unsigned char *)ckpt + crc_offset)));
cp_ver |= (crc << 32);
}
- return cpu_to_le64(cp_ver) == cpver_of_node(page);
+ return cp_ver == cpver_of_node(page);
}
/*
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index f7e73b2afe68..5e1b4a9e2cd2 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -635,7 +635,7 @@ static void f2fs_submit_bio_wait_endio(struct bio *bio)
}
/* this function is copied from blkdev_issue_discard from block/blk-lib.c */
-int __f2fs_issue_discard_async(struct f2fs_sb_info *sbi, sector_t sector,
+static int __f2fs_issue_discard_async(struct f2fs_sb_info *sbi, sector_t sector,
sector_t nr_sects, gfp_t gfp_mask, unsigned long flags)
{
struct block_device *bdev = sbi->sb->s_bdev;