[PATCH 3.18 067/134] cifs: fix computation for MAX_SMB2_HDR_SIZE

From: Greg Kroah-Hartman
Date: Fri Mar 22 2019 - 07:22:59 EST


3.18-stable review patch. If anyone has any objections, please let me know.

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[ Upstream commit 58d15ed1203f4d858c339ea4d7dafa94bd2a56d3 ]

The size of the fixed part of the create response is 88 bytes not 56.

Signed-off-by: Ronnie Sahlberg <lsahlber@xxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Reviewed-by: Pavel Shilovsky <pshilov@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/cifs/smb2pdu.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 05c322d9e1e7..c68c31c9fedf 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -82,8 +82,8 @@

#define NUMBER_OF_SMB2_COMMANDS 0x0013

-/* 4 len + 52 transform hdr + 64 hdr + 56 create rsp */
-#define MAX_SMB2_HDR_SIZE 0x00b0
+/* 52 transform hdr + 64 hdr + 88 create rsp */
+#define MAX_SMB2_HDR_SIZE 204

#define SMB2_PROTO_NUMBER __constant_cpu_to_le32(0x424d53fe)

--
2.19.1