From: Stephen Hemminger <shemminger@linux-foundation.org>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: netdev@vger.kernel.org
Cc: stable@vger.kernel.org
Subject: [PATCH 01/17] sky2: fix oops on shutdown
Date: Tue, 08 May 2007 20:49:50 -0700 [thread overview]
Message-ID: <20070509035027.805096061@linux-foundation.org> (raw)
In-Reply-To: 20070509034949.624934448@linux-foundation.org
[-- Attachment #1: sky2-shutdown.patch --]
[-- Type: text/plain, Size: 796 bytes --]
If device is not fails during module startup (like unsupported chip
version) then driver would crash dereferencing a null pointer.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
---
drivers/net/sky2.c | 4 ++++
1 file changed, 4 insertions(+)
--- sky2-2.6.21.orig/drivers/net/sky2.c 2007-05-08 15:14:45.000000000 -0700
+++ sky2-2.6.21/drivers/net/sky2.c 2007-05-08 15:16:12.000000000 -0700
@@ -3732,6 +3732,7 @@ err_out_free_regions:
err_out_disable:
pci_disable_device(pdev);
err_out:
+ pci_set_drvdata(pdev, NULL);
return err;
}
@@ -3861,6 +3862,9 @@ static void sky2_shutdown(struct pci_dev
struct sky2_hw *hw = pci_get_drvdata(pdev);
int i, wol = 0;
+ if (!hw)
+ return;
+
del_timer_sync(&hw->idle_timer);
netif_poll_disable(hw->dev[0]);
--
next prev parent reply other threads:[~2007-05-09 4:03 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-09 3:49 [PATCH 00/17] sky2 update for 2.6.22 Stephen Hemminger
2007-05-09 3:49 ` Stephen Hemminger [this message]
2007-05-09 3:49 ` [PATCH 02/17] sky2: dont restrict config space access Stephen Hemminger
2007-05-09 3:49 ` [PATCH 03/17] sky2: keep track of receive alloc failures Stephen Hemminger
2007-05-09 3:49 ` [PATCH 04/17] sky2: remove dual port workaround Stephen Hemminger
2007-05-09 3:49 ` [PATCH 05/17] pci: advanced error reporting stub return values Stephen Hemminger
2007-05-10 15:48 ` Stephen Hemminger
2007-05-09 3:49 ` [PATCH 06/17] sky2: advanced error reporting Stephen Hemminger
2007-05-09 17:05 ` Linas Vepstas
2007-05-09 22:35 ` Stephen Hemminger
2007-05-09 3:49 ` [PATCH 07/17] sky2: use pci_config access functions Stephen Hemminger
2007-05-09 3:49 ` [PATCH 08/17] sky2: MIB counter overflow handling Stephen Hemminger
2007-05-09 3:49 ` [PATCH 09/17] sky2: memory barriers change Stephen Hemminger
2007-05-09 3:49 ` [PATCH 10/17] sky2: add prefetch for next skb on receive Stephen Hemminger
2007-05-09 3:50 ` [PATCH 11/17] sky2: use MII defines Stephen Hemminger
2007-05-09 3:50 ` [PATCH 12/17] sky2: chip id enum Stephen Hemminger
2007-05-09 3:50 ` [PATCH 13/17] sky2: whitespace cleanups Stephen Hemminger
2007-05-09 3:50 ` [PATCH 14/17] pci_wake_enabled function Stephen Hemminger
2007-05-09 3:50 ` [PATCH 15/17] sky2: only disable 88e8056 on some boards Stephen Hemminger
2007-05-09 3:50 ` [PATCH 16/17] sky2: make sure high DMA bits set Stephen Hemminger
2007-05-09 3:50 ` [PATCH 17/17] sky2: version 1.15 Stephen Hemminger
2007-05-09 4:16 ` [PATCH 00/17] sky2 update for 2.6.22 Jeff Garzik
2007-05-09 14:48 ` Stephen Hemminger
2007-05-09 23:27 ` Jeff Garzik
2007-05-10 5:08 ` Stephen Hemminger
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