On 12/06/2011 06:24 PM, Pekka Enberg wrote:
> On Tue, Dec 6, 2011 at 5:40 AM, Matt Evans <[email protected]> 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 <[email protected]>
>> ---
>> 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;
>> 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.
--
Asias He
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