[PATCH] spi: bcm2835aux: use 64-bit arithmetic instead of 32-bit

Gustavo A. R. Silva garsilva at embeddedor.com
Mon Feb 12 10:04:34 PST 2018

Hi Ard,

On 02/08/2018 03:54 AM, Ard Biesheuvel wrote:
> On 7 February 2018 at 16:00, Gustavo A. R. Silva <gustavo at embeddedor.com> wrote:
>> Add suffix ULL to constant 9 in order to give the compiler complete
>> information about the proper arithmetic to use. Notice that this
>> constant is used in a context that expects an expression of type
>> unsigned long long (64 bits, unsigned).
>> The expression tfr->len * 9 * 1000000 is currently being evaluated
>> using 32-bit arithmetic.
>> Addresses-Coverity-ID: 1339619
> What does this number mean? If it is an index into some internal
> database, please remove it.

This is a unique Coverity identifier. We want to keep information like 
public Bugzilla IDs and tools like Coverity on the commit message.


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