[SCSI] dpt_i2o: move range check forward

The check to test that "bus_no" was valid came after we had already used
it as an array offset.  This patch moves it forward.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index f2d4df14c311..ffc1edf5e80d 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -2640,6 +2640,13 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba)
                                 continue;
                         }
                         bus_no = buf[0]>>16;
+                        if (bus_no >= MAX_CHANNEL) {    /* Something wrong skip it */
+                                printk(KERN_WARNING
+                                        "%s: Channel number %d out of range\n",
+                                        pHba->name, bus_no);
+                                continue;
+                        }
+
                         scsi_id = buf[1];
                         scsi_lun = (buf[2]>>8 )&0xff;
                         pDev = pHba->channel[bus_no].device[scsi_id];
@@ -2668,10 +2675,6 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba)
                                 adpt_i2o_report_hba_unit(pHba, d);
                                 adpt_i2o_install_device(pHba, d);
         
-                                if(bus_no >= MAX_CHANNEL) {     // Something wrong skip it
-                                        printk(KERN_WARNING"%s: Channel number %d out of range \n", pHba->name, bus_no);
-                                        continue;
-                                }
                                 pDev = pHba->channel[bus_no].device[scsi_id];   
                                 if( pDev == NULL){
                                         pDev =