[PATCH v2 1/7] net: cs8900: simplify buffer read loop

[Sascha Hauer]

Instead of doing an extra read after the buffer read loop when the
packet length is odd, add another iteration to the loop if necessary.

Signed-off-by: Sascha Hauer <s.ha...@pengutronix.de>
---
 drivers/net/cs8900.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/net/cs8900.c b/drivers/net/cs8900.c
index 0dfd3f1303..afb0f3e26e 100644
--- a/drivers/net/cs8900.c
+++ b/drivers/net/cs8900.c
@@ -295,12 +295,9 @@ static int cs8900_recv(struct eth_device *dev)
        status = readw(priv->regs + CS8900_RTDATA0);
        len = readw(priv->regs + CS8900_RTDATA0);
 
-       for (addr = (u16 *)priv->rx_buf, i = len >> 1; i > 0; i--) {
+       for (addr = (u16 *)priv->rx_buf, i = (len + 1) >> 1; i > 0; i--)
                *addr++ = readw(priv->regs + CS8900_RTDATA0);
-       }
-       if (len & 1) {
-               *addr++ = readw(priv->regs + CS8900_RTDATA0);
-       }
+
        net_receive(dev, priv->rx_buf, len);
 
        return len;
-- 
2.39.2