block/partitions/acorn: Remove redundant assignments

Get rid of redundant assignments to a variable slot from function
adfspart_check_ADFS. It is being assigned a value that is never read
as we are breaking out from the switch case and the function ends.

Reported by clang-tidy [deadcode.DeadStores]
Signed-off-by: Michal Orzel <michalorzel.eng@gmail.com>
Link: https://lore.kernel.org/r/20220423113811.13335-3-michalorzel.eng@gmail.comSigned-off-by: Jens Axboe <axboe@kernel.dk>

block/partitions/acorn.c

@@ -282,13 +282,13 @@ int adfspart_check_ADFS(struct parsed_partitions *state)
 #ifdef CONFIG_ACORN_PARTITION_RISCIX
 		case PARTITION_RISCIX_SCSI:
 		case PARTITION_RISCIX_MFM:
-			slot = riscix_partition(state, start_sect, slot,
+			riscix_partition(state, start_sect, slot,
 						nr_sects);
 			break;
 #endif
 
 		case PARTITION_LINUX:
-			slot = linux_partition(state, start_sect, slot,
+			linux_partition(state, start_sect, slot,
 					       nr_sects);
 			break;
 		}