Dear Jesper,
At Tue, 10 Jan 2006 14:11:52 +0100,
Jesper Juhl wrote:
> Add scsi_add_host() failure handling for nsp32
> and silence warning.
> drivers/scsi/nsp32.c:2888: warning: ignoring return value of csi_add_host', declared with attribute warn_unused_result
Thanks for your report and patch. However, I think your patch is not
complete because the error route needs some additional clean up code.
> #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
> - scsi_add_host (host, &PCIDEV->dev);
> + ret = scsi_add_host (host, &PCIDEV->dev);
> + if (ret) {
> + printk(KERN_WARNING "nsp32: scsi_add_host failed\n");
> + scsi_host_put(host);
> + return ret;
> + }
How about this patch instead?
-- gotom
Signed-off-by: GOTO Masanori <[email protected]>
--- drivers/scsi/nsp32.c.gotom 2006-01-13 00:41:09.000000000 +0900
+++ drivers/scsi/nsp32.c 2006-01-13 00:54:26.661567144 +0900
@@ -2885,12 +2885,19 @@
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
- scsi_add_host (host, &PCIDEV->dev);
+ ret = scsi_add_host(host, &PCIDEV->dev);
+ if (ret) {
+ nsp32_msg(KERN_ERR, "failed to add scsi host");
+ goto free_region;
+ }
scsi_scan_host(host);
#endif
pci_set_drvdata(PCIDEV, host);
return DETECT_OK;
+ free_region:
+ release_region(host->io_port, host->n_io_port);
+
free_irq:
free_irq(host->irq, data);
-
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