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Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing |
Date: |
Fri, 17 Feb 2012 11:42:56 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, Feb 16, 2012 at 11:23:40PM +0400, malc wrote:
> > +{
> > + unsigned dom, bus, slot, func;
> > + int n = -1;
> > +
> > + /* Parse [[<domain>:]<bus>:]<slot> */
> > + sscanf(addr, "%x:%x:%x%n", &dom, &bus, &slot, &n);
>
> sscanf can fail.
>
> > + if (n == -1) {
If it does n will stay -1.
- [Qemu-devel] [PATCH 0/2] pci devaddr parsing cleanups, Michael S. Tsirkin, 2012/02/16
- [Qemu-devel] [PATCH 1/2] pci: don't export an internal function, Michael S. Tsirkin, 2012/02/16
- [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Michael S. Tsirkin, 2012/02/16
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, malc, 2012/02/16
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Eric Blake, 2012/02/16
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, malc, 2012/02/16
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Michael S. Tsirkin, 2012/02/17
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Markus Armbruster, 2012/02/17
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Michael S. Tsirkin, 2012/02/19
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Michael S. Tsirkin, 2012/02/19
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing,
Michael S. Tsirkin <=
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, malc, 2012/02/17
- Re: [Qemu-devel] [PATCH 2/2] pci: rewrite devaddr parsing, Michael S. Tsirkin, 2012/02/17