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path: root/fs/devpts/inode.c
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Diffstat (limited to 'fs/devpts/inode.c')
-rw-r--r--fs/devpts/inode.c53
1 files changed, 26 insertions, 27 deletions
diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index b4a89fa2167..b02c24313d5 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -311,7 +311,7 @@ devpts_fill_super(struct super_block *s, void *data, int silent)
if (s->s_root)
return 0;
- printk("devpts: get root dentry failed\n");
+ printk(KERN_ERR "devpts: get root dentry failed\n");
iput(inode);
free_fsi:
@@ -444,25 +444,25 @@ static int is_new_instance_mount(void *data)
static int get_init_pts_sb(struct file_system_type *fs_type, int flags,
void *data, struct vfsmount *mnt)
{
- struct super_block *s;
- int error;
-
- s = sget(fs_type, compare_init_pts_sb, set_anon_super, NULL);
- if (IS_ERR(s))
- return PTR_ERR(s);
-
- if (!s->s_root) {
- s->s_flags = flags;
- error = devpts_fill_super(s, data, flags & MS_SILENT ? 1 : 0);
- if (error) {
- up_write(&s->s_umount);
- deactivate_super(s);
- return error;
- }
- s->s_flags |= MS_ACTIVE;
- }
- do_remount_sb(s, flags, data, 0);
- return simple_set_mnt(mnt, s);
+ struct super_block *s;
+ int error;
+
+ s = sget(fs_type, compare_init_pts_sb, set_anon_super, NULL);
+ if (IS_ERR(s))
+ return PTR_ERR(s);
+
+ if (!s->s_root) {
+ s->s_flags = flags;
+ error = devpts_fill_super(s, data, flags & MS_SILENT ? 1 : 0);
+ if (error) {
+ up_write(&s->s_umount);
+ deactivate_super(s);
+ return error;
+ }
+ s->s_flags |= MS_ACTIVE;
+ }
+ do_remount_sb(s, flags, data, 0);
+ return simple_set_mnt(mnt, s);
}
/*
@@ -477,7 +477,7 @@ static int init_pts_mount(struct file_system_type *fs_type, int flags,
err = get_init_pts_sb(fs_type, flags, data, mnt);
if (err)
- return err;
+ return err;
err = mknod_ptmx(mnt->mnt_sb);
if (err) {
@@ -542,9 +542,8 @@ int devpts_new_index(struct inode *ptmx_inode)
int ida_ret;
retry:
- if (!ida_pre_get(&fsi->allocated_ptys, GFP_KERNEL)) {
+ if (!ida_pre_get(&fsi->allocated_ptys, GFP_KERNEL))
return -ENOMEM;
- }
mutex_lock(&allocated_ptys_lock);
ida_ret = ida_get_new(&fsi->allocated_ptys, &index);
@@ -576,7 +575,8 @@ void devpts_kill_index(struct inode *ptmx_inode, int idx)
int devpts_pty_new(struct inode *ptmx_inode, struct tty_struct *tty)
{
- int number = tty->index; /* tty layer puts index from devpts_new_index() in here */
+ /* tty layer puts index from devpts_new_index() in here */
+ int number = tty->index;
struct tty_driver *driver = tty->driver;
dev_t device = MKDEV(driver->major, driver->minor_start+number);
struct dentry *dentry;
@@ -644,11 +644,10 @@ void devpts_pty_kill(struct tty_struct *tty)
if (dentry) {
inode->i_nlink--;
d_delete(dentry);
- dput(dentry); // d_alloc_name() in devpts_pty_new()
+ dput(dentry); /* d_alloc_name() in devpts_pty_new() */
}
- dput(dentry); // d_find_alias above
-
+ dput(dentry); /* d_find_alias above */
out:
mutex_unlock(&root->d_inode->i_mutex);
}