crypto: ccp - Remove redundant __GFP_ZERO

Remove the redundant __GFP_ZERO flag from kzalloc() since kzalloc()
inherently zeroes memory.

Signed-off-by: Qianfeng Rong <[e-mail]>
Reviewed-by: Mario Limonciello <[e-mail]>
Signed-off-by: Herbert Xu <[e-mail]>

drivers/crypto/ccp/hsti.c

···
 		return 0;
 
 	/* Allocate command-response buffer */
-	req = kzalloc(sizeof(*req), GFP_KERNEL | __GFP_ZERO);
+	req = kzalloc(sizeof(*req), GFP_KERNEL);
 	if (!req)
 		return -ENOMEM;