1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/isdn/sc/shmem.c b/drivers/isdn/sc/shmem.c
index 034d41a61ae1..e0331e0094f1 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);