dmaengine: at_xdmac: fix semicolon.cocci warnings

drivers/dma/at_xdmac.c:702:3-4: Unneeded semicolon

 Removes unneeded semicolon.

Generated by: scripts/coccinelle/misc/semicolon.cocci
Signed-off-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NVinod Koul <vinod.koul@intel.com>

drivers/dma/at_xdmac.c

@@ -699,7 +699,7 @@ at_xdmac_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t buf_addr,
 			desc->lld.mbr_sa = buf_addr + i * period_len;
 			desc->lld.mbr_da = atchan->per_dst_addr;
 			cfg = atchan->cfg[AT_XDMAC_MEM_TO_DEV_CFG];
-		};
+		}
 		desc->lld.mbr_ubc = AT_XDMAC_MBR_UBC_NDV1
 			| AT_XDMAC_MBR_UBC_NDEN
 			| AT_XDMAC_MBR_UBC_NSEN