staging: ccree: remove unused struct

struct SepHashPrivateContext is not used anywhere in the code.
Remove it.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ccree/hash_defs.h

@@ -57,23 +57,5 @@ enum HashCipherDoPadding {
 	HASH_CIPHER_DO_PADDING_RESERVE32 = S32_MAX,
 };
 
-typedef struct SepHashPrivateContext {
-	/* The current length is placed at the end of the context buffer because the hash
-	 *  context is used for all HMAC operations as well. HMAC context includes a 64 bytes
-	 *  K0 field.  The size of struct drv_ctx_hash reserved field is  88/184 bytes depend if t
-	 *  he SHA512 is supported ( in this case teh context size is 256 bytes).
-	 *  The size of struct drv_ctx_hash reseved field is 20 or 52 depend if the SHA512 is supported.
-	 *  This means that this structure size (without the reserved field can be up to 20 bytes ,
-	 *  in case sha512 is not suppported it is 20 bytes (SEP_HASH_LENGTH_WORDS define to 2 ) and in the other
-	 * case it is 28 (SEP_HASH_LENGTH_WORDS define to 4)
-	 */
-	u32 reserved[(sizeof(struct drv_ctx_hash)/sizeof(u32)) - SEP_HASH_LENGTH_WORDS - 3];
-	u32 CurrentDigestedLength[SEP_HASH_LENGTH_WORDS];
-	u32 KeyType;
-	u32 dataCompleted;
-	u32 hmacFinalization;
-	/* no space left */
-} SepHashPrivateContext_s;
-
 #endif /*_HASH_DEFS_H__*/