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firewire: use bitwise and to get reg in handle_registers
author
Jarod Wilson
<jwilson@redhat.com>
Sat, 8 Mar 2008 18:18:58 +0000
(13:18 -0500)
committer
Stefan Richter
<stefanr@s5r6.in-berlin.de>
Fri, 18 Apr 2008 15:55:36 +0000
(17:55 +0200)
for code efficiency.
Signed-off-by: Jarod Wilson <jwilson@redhat.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
drivers/firewire/fw-transaction.c
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diff --git
a/drivers/firewire/fw-transaction.c
b/drivers/firewire/fw-transaction.c
index
47bfe76
..
3682e75
100644
(file)
--- a/
drivers/firewire/fw-transaction.c
+++ b/
drivers/firewire/fw-transaction.c
@@
-797,7
+797,7
@@
handle_registers(struct fw_card *card, struct fw_request *request,
unsigned long long offset,
void *payload, size_t length, void *callback_data)
{
- int reg = offset
-
CSR_REGISTER_BASE;
+ int reg = offset
& ~
CSR_REGISTER_BASE;
unsigned long long bus_time;
__be32 *data = payload;