src/patches/suse-2.6.27.39/patches.drivers/netxen-avoid-invalid-iounmap.patch

   1 From 3bfafd6b136bea2de9bd96c01b7e3808635a15b2 Mon Sep 17 00:00:00 2001
   2 From: Dhananjay Phadke <dhananjay@netxen.com>
   3 Date: Fri, 16 Jan 2009 11:03:01 -0800
   4 Subject: netxen: avoid invalid iounmap
   5 Acked-by: Karsten Keil <kkeil@novell.com>
   6 Reference: bnc#472416
   7
   8 For NX3031 only one I/O range is mapped, so unmapping other
   9 two which are used by older chips, causes this warning on
  10 ppc64.
  11
  12 "Attempt to iounmap early bolted mapping at 0x0000000000000000"
  13
  14 Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
  15 Signed-off-by: David S. Miller <davem@davemloft.net>
  16 ---
  17  drivers/net/netxen/netxen_nic_main.c |    6 ++++--
  18  1 files changed, 4 insertions(+), 2 deletions(-)
  19
  20 Index: linux-2.6.27-kketmp/drivers/net/netxen/netxen_nic_main.c
  21 ===================================================================
  22 --- linux-2.6.27-kketmp.orig/drivers/net/netxen/netxen_nic_main.c
  23 +++ linux-2.6.27-kketmp/drivers/net/netxen/netxen_nic_main.c
  24 @@ -993,8 +993,10 @@ static void __devexit netxen_nic_remove(
  25
  26         iounmap(adapter->ahw.db_base);
  27         iounmap(adapter->ahw.pci_base0);
  28 -       iounmap(adapter->ahw.pci_base1);
  29 -       iounmap(adapter->ahw.pci_base2);
  30 +       if (adapter->ahw.pci_base1 != NULL)
  31 +               iounmap(adapter->ahw.pci_base1);
  32 +       if (adapter->ahw.pci_base2 != NULL)
  33 +               iounmap(adapter->ahw.pci_base2);
  34
  35         pci_release_regions(pdev);
  36         pci_disable_device(pdev);