diff options
| author | Steve French <stfrench@microsoft.com> | 2021-05-15 17:52:22 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-03 09:59:12 +0300 |
| commit | 63c61d89660a328ed267dde960186aa57cb99844 (patch) | |
| tree | cc270a32b907dc77f4f7dce10e5a6212dcfa4912 /fs | |
| parent | 07160b004a0b28b7dadef18780ac6760b39fe4ff (diff) | |
| download | linux-63c61d89660a328ed267dde960186aa57cb99844.tar.xz | |
SMB3: incorrect file id in requests compounded with open
[ Upstream commit c0d46717b95735b0eacfddbcca9df37a49de9c7a ]
See MS-SMB2 3.2.4.1.4, file ids in compounded requests should be set to
0xFFFFFFFFFFFFFFFF (we were treating it as u32 not u64 and setting
it incorrectly).
Signed-off-by: Steve French <stfrench@microsoft.com>
Reported-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Shyam Prasad N <sprasad@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/smb2pdu.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index c02983ebd763..e068f82ffedd 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -3611,10 +3611,10 @@ smb2_new_read_req(void **buf, unsigned int *total_len, * Related requests use info from previous read request * in chain. */ - shdr->SessionId = 0xFFFFFFFF; + shdr->SessionId = 0xFFFFFFFFFFFFFFFF; shdr->TreeId = 0xFFFFFFFF; - req->PersistentFileId = 0xFFFFFFFF; - req->VolatileFileId = 0xFFFFFFFF; + req->PersistentFileId = 0xFFFFFFFFFFFFFFFF; + req->VolatileFileId = 0xFFFFFFFFFFFFFFFF; } } if (remaining_bytes > io_parms->length) |