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Commit 9ffaf63e authored by Aneesh Kumar K.V's avatar Aneesh Kumar K.V Committed by Eric Van Hensbergen
Browse files

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: default avatarAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: default avatarEric Van Hensbergen <ericvh@gmail.com>
parent 69d4b443

fs/9p/fid.c

+2 −1
Original line number Diff line number Diff line
@@ -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;

fs/9p/v9fs.c

+1 −1
Original line number Diff line number Diff line
@@ -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;