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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 <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Aneesh Kumar K.V 2010-06-01 09:26:18 +00:00 committed by Eric Van Hensbergen
parent 69d4b4436b
commit 9ffaf63e34
2 changed files with 3 additions and 2 deletions
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3
fs/9p/fid.c
View File

@ -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;

2
fs/9p/v9fs.c
View File

@ -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;