mpt2sas: issue_reset is uninitialized

The "issue_reset" variable can be used uninitialized.  It should be set
to false at the start.

Also I cleaned up the types by using bool.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

drivers/scsi/mpt2sas/mpt2sas_base.c

@@ -3236,7 +3236,7 @@ mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
 	u16 smid;
 	u32 ioc_state;
 	unsigned long timeleft;
-	u8 issue_reset;
+	bool issue_reset = false;
 	int rc;
 	void *request;
 	u16 wait_state_count;
@@ -3300,7 +3300,7 @@ mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
 		_debug_dump_mf(mpi_request,
 		    sizeof(Mpi2SasIoUnitControlRequest_t)/4);
 		if (!(ioc->base_cmds.status & MPT2_CMD_RESET))
-			issue_reset = 1;
+			issue_reset = true;
 		goto issue_host_reset;
 	}
 	if (ioc->base_cmds.status & MPT2_CMD_REPLY_VALID)
@@ -3341,7 +3341,7 @@ mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
 	u16 smid;
 	u32 ioc_state;
 	unsigned long timeleft;
-	u8 issue_reset;
+	bool issue_reset = false;
 	int rc;
 	void *request;
 	u16 wait_state_count;
@@ -3398,7 +3398,7 @@ mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
 		_debug_dump_mf(mpi_request,
 		    sizeof(Mpi2SepRequest_t)/4);
 		if (!(ioc->base_cmds.status & MPT2_CMD_RESET))
-			issue_reset = 1;
+			issue_reset = true;
 		goto issue_host_reset;
 	}
 	if (ioc->base_cmds.status & MPT2_CMD_REPLY_VALID)