Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
[CIFS] Allow null user connections
Some servers are configured to only allow null user mounts for
guest access. Allow nul user (anonymous) mounts e.g.
mount -t cifs //server/share /mnt -o username=
Signed-off-by: Steve French <sfrench@us.ibm.com>
+3
fs/cifs/CHANGES
+3
fs/cifs/CHANGES
···
1
1
Version 1.46
2
2
------------
3
3
Support deep tree mounts. Better support OS/2, Win9x (DOS) time stamps.
4
+
Allow null user to be specified on mount ("username="). Do not return
5
+
EINVAL on readdir when filldir fails due to overwritten blocksize
6
+
(fixes FC problem)
4
7
5
8
Version 1.45
6
9
------------
+6
-1
fs/cifs/connect.c
+6
-1
fs/cifs/connect.c
···
822
822
} else if (strnicmp(data, "nouser_xattr",12) == 0) {
823
823
vol->no_xattr = 1;
824
824
} else if (strnicmp(data, "user", 4) == 0) {
825
-
if (!value || !*value) {
825
+
if (!value) {
826
826
printk(KERN_WARNING
827
827
"CIFS: invalid or missing username\n");
828
828
return 1; /* needs_arg; */
829
+
} else if(!*value) {
830
+
/* null user, ie anonymous, authentication */
831
+
vol->nullauth = 1;
829
832
}
830
833
if (strnlen(value, 200) < 200) {
831
834
vol->username = value;
···
1645
1642
/* BB fixme parse for domain name here */
1646
1643
cFYI(1, ("Username: %s ", volume_info.username));
1647
1644
1645
+
} else if (volume_info.nullauth) {
1646
+
cFYI(1,("null user"));
1648
1647
} else {
1649
1648
cifserror("No username specified");
1650
1649
/* In userspace mount helper we can get user name from alternate