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| author | Al Viro <viro@zeniv.linux.org.uk> | 2010-01-31 17:09:29 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-03-03 14:07:57 -0500 |
| commit | 7e7742ee005c887b86fd1fd38d5b48419329dfa0 (patch) | |
| tree | d3bfe43e360fe53a2c07ce2014f2f4714aa24b4b /fs/hpfs/dnode.c | |
| parent | 1f707137b55764740981d022d29c622832a61880 (diff) | |
| download | lwn-7e7742ee005c887b86fd1fd38d5b48419329dfa0.tar.gz lwn-7e7742ee005c887b86fd1fd38d5b48419329dfa0.zip | |
sanitize signedness/const for pointers to char in hpfs a bit
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hpfs/dnode.c')
| -rw-r--r-- | fs/hpfs/dnode.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/fs/hpfs/dnode.c b/fs/hpfs/dnode.c index fe83c2b7d2d8..9b2ffadfc8c4 100644 --- a/fs/hpfs/dnode.c +++ b/fs/hpfs/dnode.c @@ -158,7 +158,8 @@ static void set_last_pointer(struct super_block *s, struct dnode *d, dnode_secno /* Add an entry to dnode and don't care if it grows over 2048 bytes */ -struct hpfs_dirent *hpfs_add_de(struct super_block *s, struct dnode *d, unsigned char *name, +struct hpfs_dirent *hpfs_add_de(struct super_block *s, struct dnode *d, + const unsigned char *name, unsigned namelen, secno down_ptr) { struct hpfs_dirent *de; @@ -223,7 +224,7 @@ static void fix_up_ptrs(struct super_block *s, struct dnode *d) /* Add an entry to dnode and do dnode splitting if required */ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno, - unsigned char *name, unsigned namelen, + const unsigned char *name, unsigned namelen, struct hpfs_dirent *new_de, dnode_secno down_ptr) { struct quad_buffer_head qbh, qbh1, qbh2; @@ -231,7 +232,7 @@ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno, dnode_secno adno, rdno; struct hpfs_dirent *de; struct hpfs_dirent nde; - char *nname; + unsigned char *nname; int h; int pos; struct buffer_head *bh; @@ -305,7 +306,9 @@ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno, pos++; } copy_de(new_de = &nde, de); - memcpy(name = nname, de->name, namelen = de->namelen); + memcpy(nname, de->name, de->namelen); + name = nname; + namelen = de->namelen; for_all_poss(i, hpfs_pos_subst, ((loff_t)dno << 4) | pos, 4); down_ptr = adno; set_last_pointer(i->i_sb, ad, de->down ? de_down_pointer(de) : 0); @@ -368,7 +371,8 @@ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno, * I hope, now it's finally bug-free. */ -int hpfs_add_dirent(struct inode *i, unsigned char *name, unsigned namelen, +int hpfs_add_dirent(struct inode *i, + const unsigned char *name, unsigned namelen, struct hpfs_dirent *new_de, int cdepth) { struct hpfs_inode_info *hpfs_inode = hpfs_i(i); @@ -897,7 +901,8 @@ struct hpfs_dirent *map_pos_dirent(struct inode *inode, loff_t *posp, /* Find a dirent in tree */ -struct hpfs_dirent *map_dirent(struct inode *inode, dnode_secno dno, char *name, unsigned len, +struct hpfs_dirent *map_dirent(struct inode *inode, dnode_secno dno, + const unsigned char *name, unsigned len, dnode_secno *dd, struct quad_buffer_head *qbh) { struct dnode *dnode; @@ -988,8 +993,8 @@ void hpfs_remove_dtree(struct super_block *s, dnode_secno dno) struct hpfs_dirent *map_fnode_dirent(struct super_block *s, fnode_secno fno, struct fnode *f, struct quad_buffer_head *qbh) { - char *name1; - char *name2; + unsigned char *name1; + unsigned char *name2; int name1len, name2len; struct dnode *d; dnode_secno dno, downd; |