From: Aneesh Kumar K.V Date: Tue, 1 Jun 2010 09:26:18 +0000 (+0000) Subject: fs/9p: Pass the correct user credentials during attach X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9ffaf63e34821ea60b2e1c8593f968d73728f82b;p=linux.git fs/9p: Pass the correct user credentials during attach We need to make sure we pass the right uid value during attach. dotl is similar to dotu in this regard. Without this mapped security model on dotl doesn't work Signed-off-by: Aneesh Kumar K.V Signed-off-by: Eric Van Hensbergen --- diff --git a/fs/9p/fid.c b/fs/9p/fid.c index 7317b39b28159..5d6cfcbf73e76 100644 --- a/fs/9p/fid.c +++ b/fs/9p/fid.c @@ -152,7 +152,8 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry) if (access == V9FS_ACCESS_SINGLE) return ERR_PTR(-EPERM); - if (v9fs_proto_dotu(v9ses)) + if (v9fs_proto_dotu(v9ses) || + v9fs_proto_dotl(v9ses)) uname = NULL; else uname = v9ses->uname; diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c index f8b86e92cd660..3c492011221ce 100644 --- a/fs/9p/v9fs.c +++ b/fs/9p/v9fs.c @@ -278,7 +278,7 @@ struct p9_fid *v9fs_session_init(struct v9fs_session_info *v9ses, v9ses->maxdata = v9ses->clnt->msize - P9_IOHDRSZ; /* for legacy mode, fall back to V9FS_ACCESS_ANY */ - if (!v9fs_proto_dotu(v9ses) && + if (!(v9fs_proto_dotu(v9ses) || v9fs_proto_dotl(v9ses)) && ((v9ses->flags&V9FS_ACCESS_MASK) == V9FS_ACCESS_USER)) { v9ses->flags &= ~V9FS_ACCESS_MASK;