[git patch] warning fix

From: Jeff Garzik
Date: Thu Oct 25 2007 - 03:50:43 EST



Ack'd by the ISDN maintainer.

Please pull from 'warnings-upstream' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/misc-2.6.git warnings-upstream

to receive the following updates:

drivers/isdn/sc/shmem.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)

Jeff Garzik (1):
ISDN/sc: fix longstanding warning

diff --git a/drivers/isdn/sc/shmem.c b/drivers/isdn/sc/shmem.c
index 034d41a..e0331e0 100644
--- a/drivers/isdn/sc/shmem.c
+++ b/drivers/isdn/sc/shmem.c
@@ -28,15 +28,15 @@ void memcpy_toshmem(int card, void *dest, const void *src, size_t n)
{
unsigned long flags;
unsigned char ch;
+ unsigned long dest_rem = ((unsigned long) dest) % 0x4000;

- if(!IS_VALID_CARD(card)) {
+ if (!IS_VALID_CARD(card)) {
pr_debug("Invalid param: %d is not a valid card id\n", card);
return;
}

- if(n > SRAM_PAGESIZE) {
+ if (n > SRAM_PAGESIZE)
return;
- }

/*
* determine the page to load from the address
@@ -50,8 +50,7 @@ void memcpy_toshmem(int card, void *dest, const void *src, size_t n)

outb(((sc_adapter[card]->shmem_magic + ch * SRAM_PAGESIZE) >> 14) | 0x80,
sc_adapter[card]->ioport[sc_adapter[card]->shmem_pgport]);
- memcpy_toio(sc_adapter[card]->rambase +
- ((unsigned long) dest % 0x4000), src, n);
+ memcpy_toio(sc_adapter[card]->rambase + dest_rem, src, n);
spin_unlock_irqrestore(&sc_adapter[card]->lock, flags);
pr_debug("%s: set page to %#x\n",sc_adapter[card]->devicename,
((sc_adapter[card]->shmem_magic + ch * SRAM_PAGESIZE)>>14)|0x80);
-
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