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authorAl Viro <viro@zeniv.linux.org.uk>2018-05-01 02:10:34 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2018-05-22 21:27:49 +0300
commit33ebdebece6d5d0c11ad34d8583e29801941af2d (patch)
tree30860b137a1dc2c19655cd17d7f3bf7a02cc3028
parenta596a23b9a08ce79553e55e0726502ca8bce852b (diff)
downloadlinux-33ebdebece6d5d0c11ad34d8583e29801941af2d.tar.xz
bfs_find_entry: pass name/len as qstr pointer
all callers feed something->name/something->len anyway Cc: "Tigran A. Aivazian" <aivazian.tigran@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/bfs/dir.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c
index facf9614a381..528c69746f7d 100644
--- a/fs/bfs/dir.c
+++ b/fs/bfs/dir.c
@@ -24,7 +24,7 @@
static int bfs_add_entry(struct inode *dir, const unsigned char *name,
int namelen, int ino);
static struct buffer_head *bfs_find_entry(struct inode *dir,
- const unsigned char *name, int namelen,
+ const struct qstr *child,
struct bfs_dirent **res_dir);
static int bfs_readdir(struct file *f, struct dir_context *ctx)
@@ -136,7 +136,7 @@ static struct dentry *bfs_lookup(struct inode *dir, struct dentry *dentry,
return ERR_PTR(-ENAMETOOLONG);
mutex_lock(&info->bfs_lock);
- bh = bfs_find_entry(dir, dentry->d_name.name, dentry->d_name.len, &de);
+ bh = bfs_find_entry(dir, &dentry->d_name, &de);
if (bh) {
unsigned long ino = (unsigned long)le16_to_cpu(de->ino);
brelse(bh);
@@ -178,7 +178,7 @@ static int bfs_unlink(struct inode *dir, struct dentry *dentry)
struct bfs_sb_info *info = BFS_SB(inode->i_sb);
mutex_lock(&info->bfs_lock);
- bh = bfs_find_entry(dir, dentry->d_name.name, dentry->d_name.len, &de);
+ bh = bfs_find_entry(dir, &dentry->d_name, &de);
if (!bh || (le16_to_cpu(de->ino) != inode->i_ino))
goto out_brelse;
@@ -223,18 +223,14 @@ static int bfs_rename(struct inode *old_dir, struct dentry *old_dentry,
info = BFS_SB(old_inode->i_sb);
mutex_lock(&info->bfs_lock);
- old_bh = bfs_find_entry(old_dir,
- old_dentry->d_name.name,
- old_dentry->d_name.len, &old_de);
+ old_bh = bfs_find_entry(old_dir, &old_dentry->d_name, &old_de);
if (!old_bh || (le16_to_cpu(old_de->ino) != old_inode->i_ino))
goto end_rename;
error = -EPERM;
new_inode = d_inode(new_dentry);
- new_bh = bfs_find_entry(new_dir,
- new_dentry->d_name.name,
- new_dentry->d_name.len, &new_de);
+ new_bh = bfs_find_entry(new_dir, &new_dentry->d_name, &new_de);
if (new_bh && !new_inode) {
brelse(new_bh);
@@ -327,12 +323,14 @@ static inline int bfs_namecmp(int len, const unsigned char *name,
}
static struct buffer_head *bfs_find_entry(struct inode *dir,
- const unsigned char *name, int namelen,
+ const struct qstr *child,
struct bfs_dirent **res_dir)
{
unsigned long block = 0, offset = 0;
struct buffer_head *bh = NULL;
struct bfs_dirent *de;
+ const unsigned char *name = child->name;
+ int namelen = child->len;
*res_dir = NULL;
if (namelen > BFS_NAMELEN)