| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-Id: <1207612210.10388.492.camel@pasglop>
Date: Tue, 08 Apr 2008 09:50:10 +1000
From: Benjamin Herrenschmidt <benh@...nel.crashing.org>
To: Roel Kluin <12o3l@...cali.nl>
Cc: jwboyer@...ux.vnet.ibm.com, linuxppc-dev@...abs.org,
lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1 resend][PPC] replace logical by bitand in
pci_process_ISA_OF_ranges(), arch/powerpc/kernel/isa-bridge.c
On Tue, 2008-04-08 at 00:26 +0200, Roel Kluin wrote:
> in arch/powerpc/kernel/isa-bridge.c:
> 41:#define ISA_SPACE_MASK 0x1
> 42:#define ISA_SPACE_IO 0x1
> ...
>
> 83: if ((range->isa_addr.a_hi && ISA_SPACE_MASK) != ISA_SPACE_IO) {
> ...
> 89: if ((range->isa_addr.a_hi && ISA_SPACE_MASK) != ISA_SPACE_IO)
>
> I think these should be single &'s, I can't test it (no hardware)
> please consider the patch below.
> --
> replace logical by bit and for ISA_SPACE_MASK
>
> Signed-off-by: Roel Kluin <12o3l@...cali.nl>
Acked-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> ---
> diff --git a/arch/powerpc/kernel/isa-bridge.c b/arch/powerpc/kernel/isa-bridge.c
> index f0f49d1..406a9e6 100644
> --- a/arch/powerpc/kernel/isa-bridge.c
> +++ b/arch/powerpc/kernel/isa-bridge.c
> @@ -80,13 +80,13 @@ static void __devinit pci_process_ISA_OF_ranges(struct device_node *isa_node,
> * (size depending on dev->n_addr_cells)
> * cell 5: the size of the range
> */
> - if ((range->isa_addr.a_hi && ISA_SPACE_MASK) != ISA_SPACE_IO) {
> + if ((range->isa_addr.a_hi & ISA_SPACE_MASK) != ISA_SPACE_IO) {
> range++;
> rlen -= sizeof(struct isa_range);
> if (rlen < sizeof(struct isa_range))
> goto inval_range;
> }
> - if ((range->isa_addr.a_hi && ISA_SPACE_MASK) != ISA_SPACE_IO)
> + if ((range->isa_addr.a_hi & ISA_SPACE_MASK) != ISA_SPACE_IO)
> goto inval_range;
>
> isa_addr = range->isa_addr.a_lo;
>
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@...abs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-dev
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists