diff options
| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-08-27 14:30:07 +0200 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-08-27 14:30:07 +0200 |
| commit | efda9452046bdd707b23a85b7846ec33548f84f1 (patch) | |
| tree | f08c915049ea1829ba115cd41a0ba28ddf184e07 /fs/sysfs | |
| parent | b01f2cc1c37ac3d5ca313c90370a586dffe5aca9 (diff) | |
| parent | 36676bcbf9f6bcbea9d06e67ee8d04eacde54952 (diff) | |
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'fs/sysfs')
| -rw-r--r-- | fs/sysfs/inode.c | 4 | ||||
| -rw-r--r-- | fs/sysfs/symlink.c | 6 |
2 files changed, 7 insertions, 3 deletions
diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c index d727dc960634..970a33f03299 100644 --- a/fs/sysfs/inode.c +++ b/fs/sysfs/inode.c @@ -228,6 +228,10 @@ void sysfs_hash_and_remove(struct dentry * dir, const char * name) struct sysfs_dirent * sd; struct sysfs_dirent * parent_sd = dir->d_fsdata; + if (dir->d_inode == NULL) + /* no inode means this hasn't been made visible yet */ + return; + down(&dir->d_inode->i_sem); list_for_each_entry(sd, &parent_sd->s_children, s_sibling) { if (!sd->s_element) diff --git a/fs/sysfs/symlink.c b/fs/sysfs/symlink.c index fae57c83a722..de402fa915f2 100644 --- a/fs/sysfs/symlink.c +++ b/fs/sysfs/symlink.c @@ -151,17 +151,17 @@ static int sysfs_getlink(struct dentry *dentry, char * path) } -static int sysfs_follow_link(struct dentry *dentry, struct nameidata *nd) +static void *sysfs_follow_link(struct dentry *dentry, struct nameidata *nd) { int error = -ENOMEM; unsigned long page = get_zeroed_page(GFP_KERNEL); if (page) error = sysfs_getlink(dentry, (char *) page); nd_set_link(nd, error ? ERR_PTR(error) : (char *)page); - return 0; + return NULL; } -static void sysfs_put_link(struct dentry *dentry, struct nameidata *nd) +static void sysfs_put_link(struct dentry *dentry, struct nameidata *nd, void *cookie) { char *page = nd_get_link(nd); if (!IS_ERR(page)) |