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fs/9p: Pass the correct user credentials during attach

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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
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@ -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;