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authorKay Sievers <kay.sievers@vrfy.org>2009-10-28 19:50:57 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-12-11 11:24:51 -0800
commit0092699643703aefca6af0aa758a73f1624d53be (patch)
tree7d6a4f563f995afea99e9a6b66af974f1bfa7437 /drivers/base
parentf38506c49dab2751567423865941f32f2ea61c45 (diff)
Driver Core: devtmpfs: ignore umask while setting file mode
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/devtmpfs.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index a1cb5afe680..48526b93568 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -156,34 +156,40 @@ int devtmpfs_create_node(struct device *dev)
mode |= S_IFCHR;
curr_cred = override_creds(&init_cred);
+
err = vfs_path_lookup(dev_mnt->mnt_root, dev_mnt,
nodename, LOOKUP_PARENT, &nd);
if (err == -ENOENT) {
- /* create missing parent directories */
create_path(nodename);
err = vfs_path_lookup(dev_mnt->mnt_root, dev_mnt,
nodename, LOOKUP_PARENT, &nd);
- if (err)
- goto out;
}
+ if (err)
+ goto out;
dentry = lookup_create(&nd, 0);
if (!IS_ERR(dentry)) {
- int umask;
-
- umask = sys_umask(0000);
err = vfs_mknod(nd.path.dentry->d_inode,
dentry, mode, dev->devt);
- sys_umask(umask);
- /* mark as kernel created inode */
- if (!err)
+ if (!err) {
+ struct iattr newattrs;
+
+ /* fixup possibly umasked mode */
+ newattrs.ia_mode = mode;
+ newattrs.ia_valid = ATTR_MODE;
+ mutex_lock(&dentry->d_inode->i_mutex);
+ notify_change(dentry, &newattrs);
+ mutex_unlock(&dentry->d_inode->i_mutex);
+
+ /* mark as kernel-created inode */
dentry->d_inode->i_private = &dev_mnt;
+ }
dput(dentry);
} else {
err = PTR_ERR(dentry);
}
- mutex_unlock(&nd.path.dentry->d_inode->i_mutex);
+ mutex_unlock(&nd.path.dentry->d_inode->i_mutex);
path_put(&nd.path);
out:
kfree(tmp);