scsi: zfcp: drop unnecessary forward prototype for struct zfcp_fsf_req

Signed-off-by: Steffen Maier <maier@linux.ibm.com>
Reviewed-by: Benjamin Block <bblock@linux.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/s390/scsi/zfcp_def.h

@@ -89,8 +89,6 @@
 
 /************************* STRUCTURE DEFINITIONS *****************************/
 
-struct zfcp_fsf_req;
-
 struct zfcp_erp_action {
 	struct list_head list;
 	int action;	              /* requested action code */