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Re: [Qemu-devel] [PULL 03/15] i386: avoid null pointer dereference
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PULL 03/15] i386: avoid null pointer dereference |
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Date: |
Fri, 15 Jan 2016 09:53:19 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 |
Did 'git send-email' get confused? This has no contents, and then there
is a message "[Qemu-devel] [PULL] i386: avoid null pointer dereference"
with no mention of where it fits in the series (presumably 3/15).
On 01/15/2016 09:04 AM, Paolo Bonzini wrote:
> From: P J P <address@hidden>
>
> Hello,
>
> A null pointer dereference issue was reported by Mr Ling Liu, CC'd here. It
> occurs while doing I/O port write operations via hmp interface. In that,
> 'current_cpu' remains null as it is not called from cpu_exec loop, which
> results in the said issue.
>
> Below is a proposed (tested)patch to fix this issue; Does it look okay?
>
> ===
>
>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] [PULL 00/15] NBD, chardev, SCSI patches for 2015-01-15, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL 02/15] target-i386: do not duplicate page protection checks, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL 01/15] scsi: revert change to scsi_req_cancel_async and add assertions, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL 04/15] scsi: initialise info object with appropriate size, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL] i386: avoid null pointer dereference, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL 05/15] vmw_pvscsi: x-disable-pcie, x-old-pci-configuration back-compat props are 2.5 specific, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL 07/15] iscsi: send readcapacity10 when readcapacity16 failed, Paolo Bonzini, 2016/01/15
- [Qemu-devel] [PULL 03/15] i386: avoid null pointer dereference, Paolo Bonzini, 2016/01/15
- Re: [Qemu-devel] [PULL 03/15] i386: avoid null pointer dereference,
Eric Blake <=
[Qemu-devel] [PULL 12/15] nbd-server: do not check request length except for reads and writes, Paolo Bonzini, 2016/01/15
[Qemu-devel] [PULL 06/15] qemu-char: delete send_all/recv_all helper methods, Paolo Bonzini, 2016/01/15
[Qemu-devel] [PULL 13/15] nbd-server: do not exit on failed memory allocation, Paolo Bonzini, 2016/01/15
[Qemu-devel] [PULL 10/15] nbd: Split nbd.c, Paolo Bonzini, 2016/01/15
[Qemu-devel] [PULL 09/15] nbd: Always call "close_fn" in nbd_client_new, Paolo Bonzini, 2016/01/15
[Qemu-devel] [PULL 08/15] SCSI device: fix to incomplete QOMify, Paolo Bonzini, 2016/01/15
[Qemu-devel] [PULL 15/15] qemu-char: do not leak QemuMutex when freeing a character device, Paolo Bonzini, 2016/01/15