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authorJan Kara <jack@suse.cz>2016-05-26 17:12:41 +0200
committerBen Hutchings <ben@decadent.org.uk>2017-02-23 03:53:52 +0000
commit2dd45cd109b0a950f1022f8fbddae2383b6015a0 (patch)
tree8ea1fa0dea31f91bc3d78bc9cc961d33148640e8 /fs/fuse/dir.c
parente043e711a028a94906d2e28efd19a364842ea61b (diff)
fuse: Propagate dentry down to inode_change_ok()
commit 62490330769c1ce5dcba3f1f3e8f4005e9b797e6 upstream. To avoid clearing of capabilities or security related extended attributes too early, inode_change_ok() will need to take dentry instead of inode. Propagate it down to fuse_do_setattr(). Acked-by: Miklos Szeredi <mszeredi@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jan Kara <jack@suse.cz> [bwh: Backported to 3.16: open-code file_dentry()] Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'fs/fuse/dir.c')
-rw-r--r--fs/fuse/dir.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 0c6048247a34..35a5ffd1aa80 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1704,9 +1704,10 @@ int fuse_flush_times(struct inode *inode, struct fuse_file *ff)
* vmtruncate() doesn't allow for this case, so do the rlimit checking
* and the actual truncation by hand.
*/
-int fuse_do_setattr(struct inode *inode, struct iattr *attr,
+int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
struct file *file)
{
+ struct inode *inode = d_inode(dentry);
struct fuse_conn *fc = get_fuse_conn(inode);
struct fuse_inode *fi = get_fuse_inode(inode);
struct fuse_req *req;
@@ -1826,9 +1827,9 @@ static int fuse_setattr(struct dentry *entry, struct iattr *attr)
return -EACCES;
if (attr->ia_valid & ATTR_FILE)
- return fuse_do_setattr(inode, attr, attr->ia_file);
+ return fuse_do_setattr(entry, attr, attr->ia_file);
else
- return fuse_do_setattr(inode, attr, NULL);
+ return fuse_do_setattr(entry, attr, NULL);
}
static int fuse_getattr(struct vfsmount *mnt, struct dentry *entry,