mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-03 07:38:10 +00:00
Code Issues Releases Wiki Activity

SMB3: Add handling for different FSCTL access flags

Browse source 
DesiredAccess field in SMB3 open request needs
to be set differently for READ vs. WRITE ioctls
(not just ones that request both).

Originally noticed by Pavel

Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
This commit is contained in:
Steve French 2019-04-11 13:53:17 -05:00
parent efac779b1c
commit 46e6661963
1 changed files with 9 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
fs/cifs/smb2ops.c
View file

@ -1389,7 +1389,15 @@ smb2_ioctl_query_info(const unsigned int xid,
switch (qi.info_type & FSCTL_DEVICE_ACCESS_MASK) {
case FSCTL_DEVICE_ACCESS_FILE_READ_WRITE_ACCESS:
oparms.desired_access = FILE_READ_DATA | FILE_WRITE_DATA | FILE_READ_ATTRIBUTES | SYNCHRONIZE;
;
break;
case FSCTL_DEVICE_ACCESS_FILE_ANY_ACCESS:
oparms.desired_access = GENERIC_ALL;
break;
case FSCTL_DEVICE_ACCESS_FILE_READ_ACCESS:
oparms.desired_access = GENERIC_READ;
break;
case FSCTL_DEVICE_ACCESS_FILE_WRITE_ACCESS:
oparms.desired_access = GENERIC_WRITE;
break;
}
}