Hi Asias,
On 06/12/11 23:00, Asias He wrote:
> On 12/06/2011 06:24 PM, Pekka Enberg wrote:
>> On Tue, Dec 6, 2011 at 5:40 AM, Matt Evans <m...@ozlabs.org> wrote:
>>> term_getc()'s int c has one byte written into it (at its lowest address) by
>>> read_in_full(). This is expected to be the least significant byte, but that
>>> isn't the case on BE! Use correct type, unsigned char. A similar issue
>>> exists
>>> in term_getc_iov(), which needs to write a char to the iov rather than an
>>> int.
>>>
>>> Signed-off-by: Matt Evans <m...@ozlabs.org>
>>> ---
>>> tools/kvm/term.c | 5 ++---
>>> 1 files changed, 2 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/tools/kvm/term.c b/tools/kvm/term.c
>>> index fb5d71c..440884e 100644
>>> --- a/tools/kvm/term.c
>>> +++ b/tools/kvm/term.c
>>> @@ -30,11 +30,10 @@ int term_fds[4][2];
>>>
>>> int term_getc(int who, int term)
>>> {
>>> - int c;
>>> + unsigned char c;
>>>
>>> if (who != active_console)
>>> return -1;
>>> -
>
> We can drop this line too.
>
> c &= 0xff;
D'oh! Of course it can -- I'll remove it & repost.
>>> if (read_in_full(term_fds[term][TERM_FD_IN], &c, 1) < 0)
>>> return -1;
>>>
>>> @@ -84,7 +83,7 @@ int term_getc_iov(int who, struct iovec *iov, int iovcnt,
>>> int term)
>>> if (c < 0)
>>> return 0;
>>>
>>> - *((int *)iov[TERM_FD_IN].iov_base) = c;
>>> + *((char *)iov[TERM_FD_IN].iov_base) = (char)c;
>>>
>>> return sizeof(char);
>>> }
>>
>> Looks OK to me. Asias?
>>
>
> Otherwise, looks fine to me.
Thanks for reviewing!
Matt
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