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Re: [Qemu-devel] [PATCH v3] net: ne2000: fix bounds check in ioport oper


From: P J P
Subject: Re: [Qemu-devel] [PATCH v3] net: ne2000: fix bounds check in ioport operations
Date: Mon, 4 Jan 2016 14:36:00 +0530 (IST)

+-- On Mon, 4 Jan 2016, Jason Wang wrote --+
| > +    if (addr < 32
| > +        || (addr >= NE2000_PMEM_START
| > +            && addr + sizeof(uint32_t) - 1 < NE2000_MEM_SIZE)) {
| >          return ldl_le_p(s->mem + addr);
| >      } else {
| >          return 0xffffffff;
| 
| Applied to my -net with minor tweaks:
| 
| Change "addr + sizeof(uint32_t) - 1 < NE2000_MEM_SIZE" to "addr +
| sizeof(uint32_t) <= NE2000_MEM_SIZE".

Okay, thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F



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