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authorSteve French <stfrench@microsoft.com>2019-04-11 13:53:17 -0500
committerSteve French <stfrench@microsoft.com>2019-05-07 23:24:55 -0500
commit46e6661963fb5d55952b550f0716bda22e10f1ae (patch)
tree10053084f0892547aed2b2881f3bf96052f42033 /fs/cifs
parentefac779b1c69670ed1e5ab84123ccc2c14e082f0 (diff)
SMB3: Add handling for different FSCTL access flags
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>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/smb2ops.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index ed8c2ba9590b..08ff044fbb4b 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -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;
}
}