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Re: [Qemu-devel] [PATCH] net: mipsnet: check packet length against buffe


From: P J P
Subject: Re: [Qemu-devel] [PATCH] net: mipsnet: check packet length against buffer
Date: Mon, 11 Apr 2016 13:07:00 +0530 (IST)

+-- On Thu, 7 Apr 2016, Markus Armbruster wrote --+
| P J P <address@hidden> writes:
| 
| > --- a/hw/net/mipsnet.c
| > +++ b/hw/net/mipsnet.c
| > @@ -82,6 +82,9 @@ static ssize_t mipsnet_receive(NetClientState *nc, const 
uint8_t *buf, size_t si
| >      if (!mipsnet_can_receive(nc))
| >          return 0;
| >  
| > +    if (size >= sizeof(s->rx_buffer)) {
| > +        return 0;
| > +    }
| >      s->busy = 1;
| 
| Prompted by Peter Maydell's review of the buddy patch to stellaris_enet: 
| What does the physical device do when it receives such a packet?

  I tried to find a device specification, but couldn't find any reference 
MIPSnet.

Jason, wdyt?
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F



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