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authorDavid Howells <dhowells@redhat.com>2008-11-14 00:39:22 +0100
committerJames Morris <jmorris@namei.org>2008-11-14 00:39:22 +0100
commit745ca2475a6ac596e3d8d37c2759c0fbe2586227 (patch)
treef87c34bdfbc8542477b16a014bbb4e3b415b286a /fs/nfsd/vfs.c
parentCRED: Make inode_has_perm() and file_has_perm() take a cred pointer (diff)
downloadlinux-745ca2475a6ac596e3d8d37c2759c0fbe2586227.tar.xz
linux-745ca2475a6ac596e3d8d37c2759c0fbe2586227.zip
CRED: Pass credentials through dentry_open()
Pass credentials through dentry_open() so that the COW creds patch can have SELinux's flush_unauthorized_files() pass the appropriate creds back to itself when it opens its null chardev. The security_dentry_open() call also now takes a creds pointer, as does the dentry_open hook in struct security_operations. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: James Morris <jmorris@namei.org> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'fs/nfsd/vfs.c')
-rw-r--r--fs/nfsd/vfs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 890d9a68c852..b59ec5a6ed24 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -671,6 +671,7 @@ __be32
nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
int access, struct file **filp)
{
+ const struct cred *cred = current_cred();
struct dentry *dentry;
struct inode *inode;
int flags = O_RDONLY|O_LARGEFILE;
@@ -725,7 +726,7 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
DQUOT_INIT(inode);
}
*filp = dentry_open(dget(dentry), mntget(fhp->fh_export->ex_path.mnt),
- flags);
+ flags, cred);
if (IS_ERR(*filp))
host_err = PTR_ERR(*filp);
out_nfserr: