[PATCH] pcnet_cs cleanup
killed abuse of ->rmem_end
Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index b012630..181b6ed 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -1537,20 +1537,20 @@
static void shmem_block_input(struct net_device *dev, int count,
struct sk_buff *skb, int ring_offset)
{
- void __iomem *xfer_start = ei_status.mem + (TX_PAGES<<8)
- + ring_offset
+ void __iomem *base = ei_status.mem;
+ unsigned long offset = (TX_PAGES<<8) + ring_offset
- (ei_status.rx_start_page << 8);
char *buf = skb->data;
- if (xfer_start + count > (void __iomem *)ei_status.rmem_end) {
+ if (offset + count > ei_status.priv) {
/* We must wrap the input move. */
- int semi_count = (void __iomem *)ei_status.rmem_end - xfer_start;
- copyin(buf, xfer_start, semi_count);
+ int semi_count = ei_status.priv - offset;
+ copyin(buf, base + offset, semi_count);
buf += semi_count;
- xfer_start = ei_status.mem + (TX_PAGES<<8);
+ offset = TX_PAGES<<8;
count -= semi_count;
}
- copyin(buf, xfer_start, count);
+ copyin(buf, base + offset, count);
}
/*====================================================================*/
@@ -1611,8 +1611,9 @@
}
ei_status.mem = info->base + offset;
+ ei_status.priv = req.Size;
dev->mem_start = (u_long)ei_status.mem;
- dev->mem_end = ei_status.rmem_end = (u_long)info->base + req.Size;
+ dev->mem_end = dev->mem_start + req.Size;
ei_status.tx_start_page = start_pg;
ei_status.rx_start_page = start_pg + TX_PAGES;