Re: [PATCH] 2.4.17-pre7: fdomain_16x0_release undeclared

Marcelo Tosatti (marcelo@conectiva.com.br)
Mon, 10 Dec 2001 18:01:03 -0200 (BRST)


The second hunk of the your patch is already on my tree.

On Mon, 10 Dec 2001, Pavel Roskin wrote:

> Hello, Alan and all!
>
> File drivers/scsi/fdomain.h declares a data structure FDOMAIN_16X0 using
> an undeclared function fdomain_16x0_release() in Linux 2.4.17-pre7.
>
> This is not a problem for the kernel itself, but it breaks compilation of
> pcmcia-cs-3.1.30 because the later uses structure FDOMAIN_16X0.
>
> The fix is trivial - declare fdomain_16x0_release() the same way as other
> non-static functions from fdomain.c.
>
> Another partly related problem is a warning in fdomain.c:
>
> fdomain.c: In function `fdomain_16x0_release':
> fdomain.c:2045: warning: control reaches end of non-void function
>
> I wonder if the patches that introduce warnings should be allowed in the
> stable branch? Anyway, comparing with other SCSI drivers I see that 0
> should be returned and scsi_unregister(shpnt) should be called before
> that.
>
> Here's the patch. The part for fdomain.h is 100% safe and should be
> applied ASAP. The part for fdomain.c should be safe too but I'll
> appreciate if somebody tests it on a real Future Domain controller.
>
> ------------------------------
> --- linux.orig/drivers/scsi/fdomain.c
> +++ linux/drivers/scsi/fdomain.c
> @@ -2042,6 +2042,8 @@ int fdomain_16x0_release(struct Scsi_Hos
> if (shpnt->io_port && shpnt->n_io_port)
> release_region(shpnt->io_port, shpnt->n_io_port);
>
> + scsi_unregister(shpnt);
> + return 0;
> }
>
> MODULE_LICENSE("GPL");
> --- linux.orig/drivers/scsi/fdomain.h
> +++ linux/drivers/scsi/fdomain.h
> @@ -34,6 +34,7 @@
> int fdomain_16x0_biosparam( Disk *, kdev_t, int * );
> int fdomain_16x0_proc_info( char *buffer, char **start, off_t offset,
> int length, int hostno, int inout );
> +int fdomain_16x0_release(struct Scsi_Host *shpnt);
>
> #define FDOMAIN_16X0 { proc_info: fdomain_16x0_proc_info, \
> detect: fdomain_16x0_detect, \
> ------------------------------
>
> --
> Regards,
> Pavel Roskin
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
>

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/