scsi: libfc: Remove redundant variable ev_qual

Variable ev_qual is being assigned and modified but the end result is never
used. The variable is redundant and can be removed.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20221111170824.558250-1-colin.i.king@gmail.comSigned-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/libfc/fc_disc.c

@@ -75,7 +75,6 @@ static void fc_disc_recv_rscn_req(struct fc_disc *disc, struct fc_frame *fp)
 	struct fc_seq_els_data rjt_data;
 	unsigned int len;
 	int redisc = 0;
-	enum fc_els_rscn_ev_qual ev_qual;
 	enum fc_els_rscn_addr_fmt fmt;
 	LIST_HEAD(disc_ports);
 	struct fc_disc_port *dp, *next;
@@ -107,8 +106,6 @@ static void fc_disc_recv_rscn_req(struct fc_disc *disc, struct fc_frame *fp)
 		goto reject;
 
 	for (pp = (void *)(rp + 1); len > 0; len -= sizeof(*pp), pp++) {
-		ev_qual = pp->rscn_page_flags >> ELS_RSCN_EV_QUAL_BIT;
-		ev_qual &= ELS_RSCN_EV_QUAL_MASK;
 		fmt = pp->rscn_page_flags >> ELS_RSCN_ADDR_FMT_BIT;
 		fmt &= ELS_RSCN_ADDR_FMT_MASK;
 		/*