Hi,
in drivers/scsi/mca_53c9x.c, request_region() is called without checking the return
value. Here is a simple patch to fix it.
Patch against 2.6.16-rc6-git8.
Please CC me on replies.
Regards.
Signed-off-by: Laurent Wandrebeck <[email protected]>
--- linux-2.6.16-rc6/drivers/scsi/mca_53c9x.c.ori 2006-03-11 23:12:55.000000000 +0100
+++ linux-2.6.16-rc6/drivers/scsi/mca_53c9x.c 2006-03-17 14:20:44.000000000 +0100
@@ -195,7 +195,15 @@ static int mca_esp_detect(struct scsi_ho
return 0;
}
- request_region(tmp_io_addr, 32, "NCR 53c9x SCSI");
+ if (!request_region(tmp_io_addr, 32, "NCR 53c9x SCSI")) {
+ printk("Unable to request region %d.\n",
+ tmp_io_addr);
+ free_dma(esp->dma);
+ free_irq(esp->irq, esp_intr);
+ esp_deallocate(esp);
+ scsi_unregister(esp->ehost);
+ return 0;
+ }
/*
* 86C01 handles DMA, IO mode, from address
-
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