cifs: break out decoding of security blob into separate function

...cleanup.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Acked-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index e996ff6b26d1..4e6135a39fd1 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -531,7 +531,7 @@ typedef struct lanman_neg_rsp {
 #define READ_RAW_ENABLE 1
 #define WRITE_RAW_ENABLE 2
 #define RAW_ENABLE (READ_RAW_ENABLE | WRITE_RAW_ENABLE)
-
+#define SMB1_CLIENT_GUID_SIZE (16)
 typedef struct negotiate_rsp {
         struct smb_hdr hdr;     /* wct = 17 */
         __le16 DialectIndex; /* 0xFFFF = no dialect acceptable */
@@ -553,7 +553,7 @@ typedef struct negotiate_rsp {
                 /* followed by 16 bytes of server GUID */
                 /* then security blob if cap_extended_security negotiated */
                 struct {
-                        unsigned char GUID[16];
+                        unsigned char GUID[SMB1_CLIENT_GUID_SIZE];
                         unsigned char SecurityBlob[1];
                 } __attribute__((packed)) extended_response;
         } __attribute__((packed)) u;