diff options
-rw-r--r-- | fs/namei.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/fs/namei.c b/fs/namei.c index 7bdceedd254c..28d49b301d55 100644 --- a/fs/namei.c +++ b/fs/namei.c | |||
@@ -1595,6 +1595,24 @@ int may_open(struct nameidata *nd, int acc_mode, int flag) | |||
1595 | return 0; | 1595 | return 0; |
1596 | } | 1596 | } |
1597 | 1597 | ||
1598 | static int open_namei_create(struct nameidata *nd, struct path *path, | ||
1599 | int flag, int mode) | ||
1600 | { | ||
1601 | int error; | ||
1602 | struct dentry *dir = nd->dentry; | ||
1603 | |||
1604 | if (!IS_POSIXACL(dir->d_inode)) | ||
1605 | mode &= ~current->fs->umask; | ||
1606 | error = vfs_create(dir->d_inode, path->dentry, mode, nd); | ||
1607 | mutex_unlock(&dir->d_inode->i_mutex); | ||
1608 | dput(nd->dentry); | ||
1609 | nd->dentry = path->dentry; | ||
1610 | if (error) | ||
1611 | return error; | ||
1612 | /* Don't check for write permission, don't truncate */ | ||
1613 | return may_open(nd, 0, flag & ~O_TRUNC); | ||
1614 | } | ||
1615 | |||
1598 | /* | 1616 | /* |
1599 | * open_namei() | 1617 | * open_namei() |
1600 | * | 1618 | * |
@@ -1676,18 +1694,10 @@ do_last: | |||
1676 | 1694 | ||
1677 | /* Negative dentry, just create the file */ | 1695 | /* Negative dentry, just create the file */ |
1678 | if (!path.dentry->d_inode) { | 1696 | if (!path.dentry->d_inode) { |
1679 | if (!IS_POSIXACL(dir->d_inode)) | 1697 | error = open_namei_create(nd, &path, flag, mode); |
1680 | mode &= ~current->fs->umask; | ||
1681 | error = vfs_create(dir->d_inode, path.dentry, mode, nd); | ||
1682 | mutex_unlock(&dir->d_inode->i_mutex); | ||
1683 | dput(nd->dentry); | ||
1684 | nd->dentry = path.dentry; | ||
1685 | if (error) | 1698 | if (error) |
1686 | goto exit; | 1699 | goto exit; |
1687 | /* Don't check for write permission, don't truncate */ | 1700 | return 0; |
1688 | acc_mode = 0; | ||
1689 | flag &= ~O_TRUNC; | ||
1690 | goto ok; | ||
1691 | } | 1701 | } |
1692 | 1702 | ||
1693 | /* | 1703 | /* |