lkml.org 
[lkml]   [2006]   [Jun]   [3]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
FromAndreas Schwab <>
SubjectRe: [stable] [PATCH] sbp2: fix check of return value of hpsb_allocate_and_register_addrspace
DateSat, 03 Jun 2006 11:31:27 +0200
Michael Tokarev <mjt@tls.msk.ru> writes:

> Stefan Richter wrote:
>> Chris Wright wrote:
>>> * Stefan Richter (stefanr@s5r6.in-berlin.de) wrote:
>> ....
>>>> +++ linux-2.6.17-rc5/drivers/ieee1394/sbp2.c    2006-06-03
>>>> 01:54:23.000000000 +0200
>>>> @@ -845,7 +845,7 @@ static struct scsi_id_instance_data *sbp
>>>>             &sbp2_highlevel, ud->ne->host, &sbp2_ops,
>>>>             sizeof(struct sbp2_status_block), sizeof(quadlet_t),
>>>>             0x010000000000ULL, CSR1212_ALL_SPACE_END);
>>>> -    if (!scsi_id->status_fifo_addr) {
>>>> +    if (scsi_id->status_fifo_addr == ~0ULL) {
>
> Umm.  Can this ~0ULL constant be #define'd to something?
> It's way too simple to mis-read it as NULL (or ~NULL whatever).

How about writing it as -1?

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-06-03 11:36    [from the cache]
©2003-2008