From: Prarit Bhargava <prarit@sgi.com>
Date: Thu, 9 Feb 2006 22:12:24 +0000 (-0800)
Subject: [IA64-SGI] Hotplug driver related fix in the SN ia64 code.
X-Git-Tag: v2.6.16-rc3~45^2~4
X-Git-Url: https://bbs.cooldavid.org/git/?a=commitdiff_plain;h=8b34ff427d6f3b0a1207829350b9db16376f88c5;p=net-next-2.6.git

[IA64-SGI] Hotplug driver related fix in the SN ia64 code.

Remove an erroneous kfree, and unlink the pcidev_info struct from the
pcidev_info list prior to free'ing the pcidev_info struct.

Signed-off-by: Prarit Bhargava <prarit@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
---

diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index d7e4d79e16a..2e4e56be8df 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -623,6 +623,8 @@ sn_sysdata_free_start:
 	list_for_each(list, &sn_sysdata_list) {
 		element = list_entry(list, struct sysdata_el, entry);
 		list_del(&element->entry);
+		list_del(&(((struct pcidev_info *)
+			     (element->sysdata))->pdi_list));
 		kfree(element->sysdata);
 		kfree(element);
 		goto sn_sysdata_free_start;
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index 74d87d903d5..c373113d073 100644
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -299,7 +299,9 @@ void sn_irq_unfixup(struct pci_dev *pci_dev)
 		return;
 
 	sn_irq_info = SN_PCIDEV_INFO(pci_dev)->pdi_sn_irq_info;
-	if (!sn_irq_info || !sn_irq_info->irq_irq) {
+	if (!sn_irq_info)
+		return;
+	if (!sn_irq_info->irq_irq) {
 		kfree(sn_irq_info);
 		return;
 	}