missing return value check for request_region() in in2000.c

[Laurent Wandrebeck <l.wandrebeck@free.fr>]

Hi,
in drivers/scsi/in2000.c, request_region() is called without checking the return
value. Here is a patch to fix it.
Patch against 2.6.16-rc6-git8.
Please CC me on replies.
Regards.

Signed-off-by: Laurent Wandrebeck <l.wandrebeck@free.fr>

--- linux-2.6.16-rc6/drivers/scsi/in2000.c.ori  2006-03-17 14:42:20.000000000 +0100
+++ linux-2.6.16-rc6/drivers/scsi/in2000.c      2006-03-17 14:50:14.000000000 +0100
@@ -2010,7 +2010,12 @@ static int __init in2000_detect(struct s
                }
                instance->irq = x;
                instance->n_io_port = 13;
-               request_region(base, 13, "in2000");     /* lock in this IO space for our use */
+               if (!request_region(base, 13, "in2000")) {      /* lock in this IO space for our use */
+                       printk(KERN_ERR "in2000: unable to reserve region 0x%x\n", base);
+                       free_irq(instance->irq, instance);
+                       detect_count--;
+                       continue;
+               }

                for (x = 0; x < 8; x++) {
                        hostdata->busy[x] = 0;

-
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