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authorChristoph Hellwig <hch@lst.de>2010-06-04 11:30:03 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2010-08-09 16:47:38 -0400
commitdb78b877f7744bec4a9d9f9e7d10da3931d7cd39 (patch)
treefd9ee2fbe0998218b6d90322f85b285887e6fe9d /fs/fuse
parent1025774ce411f2bd4b059ad7b53f0003569b74fa (diff)
downloadlinux-db78b877f7744bec4a9d9f9e7d10da3931d7cd39.tar.bz2
always call inode_change_ok early in ->setattr
Make sure we call inode_change_ok before doing any changes in ->setattr, and make sure to call it even if our fs wants to ignore normal UNIX permissions, but use the ATTR_FORCE to skip those. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/fuse')
-rw-r--r--fs/fuse/dir.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 3cdc5f78a406..43a9b3730a98 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1270,11 +1270,12 @@ static int fuse_do_setattr(struct dentry *entry, struct iattr *attr,
if (!fuse_allow_task(fc, current))
return -EACCES;
- if (fc->flags & FUSE_DEFAULT_PERMISSIONS) {
- err = inode_change_ok(inode, attr);
- if (err)
- return err;
- }
+ if (!(fc->flags & FUSE_DEFAULT_PERMISSIONS))
+ attr->ia_valid |= ATTR_FORCE;
+
+ err = inode_change_ok(inode, attr);
+ if (err)
+ return err;
if ((attr->ia_valid & ATTR_OPEN) && fc->atomic_o_trunc)
return 0;