fs/cifs: keep guid when assigning fid to fileinfo

commit 94f8737175 upstream.

When we open a durable handle we give a Globally Unique
Identifier (GUID) to the server which we must keep for later reference
e.g. when reopening persistent handles on reconnection.

Without this the GUID generated for a new persistent handle was lost and
16 zero bytes were used instead on re-opening.

Signed-off-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Aurelien Aptel
2016-09-22 07:38:50 +02:00
committed by Greg Kroah-Hartman
parent 9a465ebbe7
commit 46d355f595

View File

@@ -536,6 +536,7 @@ smb2_set_fid(struct cifsFileInfo *cfile, struct cifs_fid *fid, __u32 oplock)
server->ops->set_oplock_level(cinode, oplock, fid->epoch,
&fid->purge_cache);
cinode->can_cache_brlcks = CIFS_CACHE_WRITE(cinode);
memcpy(cfile->fid.create_guid, fid->create_guid, 16);
}
static void