From: Simon Horman <horms@verge.net.au>
To: linux-ia64@vger.kernel.org
Subject: Re: [PATCH] iounmap after ioremap in error path: arch/ia64/pci/pci.c
Date: Mon, 05 Nov 2007 02:13:31 +0000 [thread overview]
Message-ID: <20071105021330.GE16909@verge.net.au> (raw)
In-Reply-To: <472D0612.30301@tiscali.nl>
On Sun, Nov 04, 2007 at 12:36:50AM +0100, Roel Kluin wrote:
> Do iounmap when too many IO port spaces were encountered
>
> Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
This looks correct to me, so long as calling iounmap() actually
reverses ioremap() in this case.
> ---
> diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
> index 488e48a..13a05d7 100644
> --- a/arch/ia64/pci/pci.c
> +++ b/arch/ia64/pci/pci.c
> @@ -154,6 +154,7 @@ new_space (u64 phys_base, int sparse)
> return i;
>
> if (num_io_spaces = MAX_IO_SPACES) {
> + iounmap(mmio_base);
> printk(KERN_ERR "PCI: Too many IO port spaces "
> "(MAX_IO_SPACES=%lu)\n", MAX_IO_SPACES);
> return ~0;
> -
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--
Horms
H: http://www.vergenet.net/~horms/
W: http://www.valinux.co.jp/en/
prev parent reply other threads:[~2007-11-05 2:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-03 23:36 [PATCH] iounmap after ioremap in error path: arch/ia64/pci/pci.c Roel Kluin
2007-11-05 2:13 ` Simon Horman [this message]
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