EDAC, i5000: Remove set but not used local variables

Remove unused local variables as reported by gcc's -Wunused-but-set-variable option.

 [ bp: simplify commit message. ]
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: https://lkml.kernel.org/r/20181211095207.25936-1-yuehaibing@huawei.com

drivers/edac/i5000_edac.c

@@ -1134,8 +1134,6 @@ static void i5000_get_mc_regs(struct mem_ctl_info *mci)
 	u32 actual_tolm;
 	u16 limit;
 	int slot_row;
-	int maxch;
-	int maxdimmperch;
 	int way0, way1;
 
 	pvt = mci->pvt_info;
@@ -1145,9 +1143,6 @@ static void i5000_get_mc_regs(struct mem_ctl_info *mci)
 	pci_read_config_dword(pvt->system_address, AMBASE + sizeof(u32),
 			&pvt->u.ambase_top);
 
-	maxdimmperch = pvt->maxdimmperch;
-	maxch = pvt->maxch;
-
 	edac_dbg(2, "AMBASE= 0x%lx  MAXCH= %d  MAX-DIMM-Per-CH= %d\n",
 		 (long unsigned int)pvt->ambase, pvt->maxch, pvt->maxdimmperch);
 
@@ -1253,7 +1248,7 @@ static int i5000_init_csrows(struct mem_ctl_info *mci)
 {
 	struct i5000_pvt *pvt;
 	struct dimm_info *dimm;
-	int empty, channel_count;
+	int empty;
 	int max_csrows;
 	int mtr;
 	int csrow_megs;
@@ -1261,8 +1256,6 @@ static int i5000_init_csrows(struct mem_ctl_info *mci)
 	int slot;
 
 	pvt = mci->pvt_info;
-
-	channel_count = pvt->maxch;
 	max_csrows = pvt->maxdimmperch * 2;
 
 	empty = 1;		/* Assume NO memory */