From 15f0d833f63da2fa49aed81480a37d5e896b5b9b Mon Sep 17 00:00:00 2001 From: Jarod Wilson Date: Sat, 8 Mar 2008 13:18:58 -0500 Subject: [PATCH] firewire: use bitwise and to get reg in handle_registers for code efficiency. Signed-off-by: Jarod Wilson Signed-off-by: Stefan Richter --- drivers/firewire/fw-transaction.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c index 47bfe76125..3682e75a09 100644 --- 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; -- 2.39.5