Revert "Eliminate sparse warning - bad constant expression"

This reverts commit 2d20ca83.

    The change to kernel crypto and fixes to ntlvm2 and ntlmssp
    series, introduced a regression.  Deferring this patch series
    to 2.6.37 after Shirish fixes it.
Signed-off-by: Steve French <sfrench@us.ibm.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
CC: Shirish Pargaonkar <shirishp@us.ibm.com>

fs/cifs/cifsglob.h

@@ -123,19 +123,12 @@ struct cifs_cred {
 	struct cifs_ace *aces;
 };
 
-struct sdesc {
-	struct shash_desc shash;
-	char ctx[];
-};
-
 struct ntlmssp_auth {
 	__u32 client_flags;
 	__u32 server_flags;
 	unsigned char ciphertext[CIFS_CPHTXT_SIZE];
 	struct crypto_shash *hmacmd5;
 	struct crypto_shash *md5;
-	struct sdesc *sdeschmacmd5;
-	struct sdesc *sdescmd5;
 };
 
 /*