target/linux/rb532/patches-2.6.27/009-korina_disable_napi_on_close_and_restart.patch

   1 Without this the driver will crash when the NIC is being restarted.
   2
   3 Signed-off-by: Phil Sutter <n0-1@freewrt.org>
   4 ---
   5  drivers/net/korina.c |    4 ++++
   6  1 files changed, 4 insertions(+), 0 deletions(-)
   7
   8 diff --git a/drivers/net/korina.c b/drivers/net/korina.c
   9 index e30c2f4..65b8487 100644
  10 --- a/drivers/net/korina.c
  11 +++ b/drivers/net/korina.c
  12 @@ -904,6 +904,8 @@ static int korina_restart(struct net_device *dev)
  13
  14         korina_free_ring(dev);
  15
  16 +       napi_disable(&lp->napi);
  17 +
  18         ret = korina_init(dev);
  19         if (ret < 0) {
  20                 printk(KERN_ERR DRV_NAME "%s: cannot restart device\n",
  21 @@ -1070,6 +1072,8 @@ static int korina_close(struct net_device *dev)
  22
  23         korina_free_ring(dev);
  24
  25 +       napi_disable(&lp->napi);
  26 +
  27         free_irq(lp->rx_irq, dev);
  28         free_irq(lp->tx_irq, dev);
  29         free_irq(lp->ovr_irq, dev);
  30 --
  31 1.5.6.4
  32
  33