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authorAl Viro <viro@zeniv.linux.org.uk>2010-06-07 01:38:18 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2010-08-09 22:48:09 +0200
commit5e2df28cc62fdc3f4900de23f4ec69e6312f78a4 (patch)
tree902335c22ccf03fff3452117b3a3adc7433719b5 /fs/hostfs/hostfs_kern.c
parentget rid of hostfs_read_inode() (diff)
downloadlinux-5e2df28cc62fdc3f4900de23f4ec69e6312f78a4.tar.xz
linux-5e2df28cc62fdc3f4900de23f4ec69e6312f78a4.zip
hostfs: pass pathname to init_inode()
We will calculate it in all callers anyway, so there's no need to duplicate that inside. Moreover, that way we lose all failure exits in init_inode(), so it doesn't need to return anything. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hostfs/hostfs_kern.c')
-rw-r--r--fs/hostfs/hostfs_kern.c45
1 files changed, 15 insertions, 30 deletions
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 25d79298a98e..5a77ed3dfd7e 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -485,25 +485,16 @@ static const struct address_space_operations hostfs_aops = {
.write_end = hostfs_write_end,
};
-static int init_inode(struct inode *inode, struct dentry *dentry)
+static void init_inode(struct inode *inode, char *path)
{
- char *name;
- int type, err = -ENOMEM;
+ int type;
int maj, min;
dev_t rdev = 0;
- if (dentry) {
- name = dentry_name(dentry, 0);
- if (name == NULL)
- goto out;
- type = file_type(name, &maj, &min);
- /* Reencode maj and min with the kernel encoding.*/
- rdev = MKDEV(maj, min);
- kfree(name);
- }
- else type = OS_TYPE_DIR;
+ type = file_type(path, &maj, &min);
+ /* Reencode maj and min with the kernel encoding.*/
+ rdev = MKDEV(maj, min);
- err = 0;
if (type == OS_TYPE_SYMLINK)
inode->i_op = &page_symlink_inode_operations;
else if (type == OS_TYPE_DIR)
@@ -531,8 +522,6 @@ static int init_inode(struct inode *inode, struct dentry *dentry)
init_special_inode(inode, S_IFSOCK, 0);
break;
}
- out:
- return err;
}
int hostfs_create(struct inode *dir, struct dentry *dentry, int mode,
@@ -548,10 +537,6 @@ int hostfs_create(struct inode *dir, struct dentry *dentry, int mode,
goto out;
}
- error = init_inode(inode, dentry);
- if (error)
- goto out_put;
-
error = -ENOMEM;
name = dentry_name(dentry, 0);
if (name == NULL)
@@ -561,9 +546,12 @@ int hostfs_create(struct inode *dir, struct dentry *dentry, int mode,
mode & S_IRUSR, mode & S_IWUSR, mode & S_IXUSR,
mode & S_IRGRP, mode & S_IWGRP, mode & S_IXGRP,
mode & S_IROTH, mode & S_IWOTH, mode & S_IXOTH);
- if (fd < 0)
+ if (fd < 0) {
error = fd;
- else error = read_name(inode, name);
+ } else {
+ error = read_name(inode, name);
+ init_inode(inode, name);
+ }
kfree(name);
if (error)
@@ -593,16 +581,14 @@ struct dentry *hostfs_lookup(struct inode *ino, struct dentry *dentry,
goto out;
}
- err = init_inode(inode, dentry);
- if (err)
- goto out_put;
-
err = -ENOMEM;
name = dentry_name(dentry, 0);
if (name == NULL)
goto out_put;
err = read_name(inode, name);
+ init_inode(inode, name);
+
kfree(name);
if (err == -ENOENT) {
iput(inode);
@@ -717,10 +703,6 @@ int hostfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
goto out;
}
- err = init_inode(inode, dentry);
- if (err)
- goto out_put;
-
err = -ENOMEM;
name = dentry_name(dentry, 0);
if (name == NULL)
@@ -732,6 +714,9 @@ int hostfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
goto out_free;
err = read_name(inode, name);
+ init_inode(inode, name);
+ if (err)
+ goto out_put;
kfree(name);
if (err)
goto out_put;