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authorJeff Garzik <jgarzik@pobox.com>2005-09-14 08:01:25 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-09-14 08:01:25 -0400
commitd7f6884ae0ae6e406ec3500fcde16e8f51642460 (patch)
treeefceb246a4fa12921b7dbd3946a88fa257684405 /fs/sysfs
parentcd28ab6a4e50a7601d22752aa7ce0c8197b10bdf (diff)
parent2f4ba45a75d6383b4a1201169a808ffea416ffa0 (diff)
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'fs/sysfs')
-rw-r--r--fs/sysfs/inode.c4
-rw-r--r--fs/sysfs/symlink.c6
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)
228 struct sysfs_dirent * sd; 228 struct sysfs_dirent * sd;
229 struct sysfs_dirent * parent_sd = dir->d_fsdata; 229 struct sysfs_dirent * parent_sd = dir->d_fsdata;
230 230
231 if (dir->d_inode == NULL)
232 /* no inode means this hasn't been made visible yet */
233 return;
234
231 down(&dir->d_inode->i_sem); 235 down(&dir->d_inode->i_sem);
232 list_for_each_entry(sd, &parent_sd->s_children, s_sibling) { 236 list_for_each_entry(sd, &parent_sd->s_children, s_sibling) {
233 if (!sd->s_element) 237 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)
151 151
152} 152}
153 153
154static int sysfs_follow_link(struct dentry *dentry, struct nameidata *nd) 154static void *sysfs_follow_link(struct dentry *dentry, struct nameidata *nd)
155{ 155{
156 int error = -ENOMEM; 156 int error = -ENOMEM;
157 unsigned long page = get_zeroed_page(GFP_KERNEL); 157 unsigned long page = get_zeroed_page(GFP_KERNEL);
158 if (page) 158 if (page)
159 error = sysfs_getlink(dentry, (char *) page); 159 error = sysfs_getlink(dentry, (char *) page);
160 nd_set_link(nd, error ? ERR_PTR(error) : (char *)page); 160 nd_set_link(nd, error ? ERR_PTR(error) : (char *)page);
161 return 0; 161 return NULL;
162} 162}
163 163
164static void sysfs_put_link(struct dentry *dentry, struct nameidata *nd) 164static void sysfs_put_link(struct dentry *dentry, struct nameidata *nd, void *cookie)
165{ 165{
166 char *page = nd_get_link(nd); 166 char *page = nd_get_link(nd);
167 if (!IS_ERR(page)) 167 if (!IS_ERR(page))