crypto/fsl: unused value in caam_hash_update()

The value 0 assigned to final is overwritten before ever being used.

Remove the assignment.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/drivers/crypto/fsl/fsl_hash.c b/drivers/crypto/fsl/fsl_hash.c
index 953deec..61f953e 100644
--- a/drivers/crypto/fsl/fsl_hash.c
+++ b/drivers/crypto/fsl/fsl_hash.c
@@ -86,7 +86,7 @@
 			    unsigned int size, int is_last,
 			    enum caam_hash_algos caam_algo)
 {
-	uint32_t final = 0;
+	uint32_t final;
 	phys_addr_t addr = virt_to_phys((void *)buf);
 	struct sha_ctx *ctx = hash_ctx;