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SubjectRe: Re: [PATCH 0/2] [BUGFIX] virtio/console: Fix two bugs of splice_write

(2013/07/19 14:23), Amit Shah wrote:
> On (Fri) 19 Jul 2013 [08:19:27], Yoshihiro YUNOMAE wrote:
>> Hi,
>>
>> This patch set fixes two bugs of splice_write in the virtio-console driver.
>>
>> [BUG1] Although pipe->nrbufs is empty, the driver tries to do splice_write.
>> => This induces oops in sg_init_table().
>>
>> [BUG2] No lock for competition of splice_write.
>> => This induces oops in splice_from_pipe_feed() by bug of any user
>> application.
>
> Spotted a bug in the 2nd patch. Do you want to also CC these to stable@?

Sure! I'll CC stable@ and virtualization@lists.linux-foundation.org.
Thanks!

Yoshihiro YUNOMAE

--
Yoshihiro YUNOMAE
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: yoshihiro.yunomae.ez@hitachi.com




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