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* [PATCH 2.6.19-rc4 1/3] ehea: Nullpointer dereferencation fix
@ 2006-11-03 16:47 Thomas Klein
  2006-11-06  7:55 ` Jeff Garzik
  0 siblings, 1 reply; 2+ messages in thread
From: Thomas Klein @ 2006-11-03 16:47 UTC (permalink / raw)
  To: Jeff Garzik
  Cc: Thomas Klein, Jan-Bernd Themann, netdev, linux-kernel,
	Christoph Raisch, linux-ppc, Marcus Eder

Fix: Must check for nullpointer before dereferencing it - not afterwards.

Signed-off-by: Thomas Klein <tklein@de.ibm.com>
---

diff -Nurp git.netdev-2.6.base/drivers/net/ehea/ehea_qmr.c git.netdev-2.6/drivers/net/ehea/ehea_qmr.c
--- git.netdev-2.6.base/drivers/net/ehea/ehea_qmr.c	2006-11-03 14:19:51.000000000 +0100
+++ git.netdev-2.6/drivers/net/ehea/ehea_qmr.c	2006-11-03 14:27:53.000000000 +0100
@@ -209,11 +209,11 @@ int ehea_destroy_cq(struct ehea_cq *cq)
 {
 	u64 adapter_handle, hret;
 
-	adapter_handle = cq->adapter->handle;
-
 	if (!cq)
 		return 0;
 
+	adapter_handle = cq->adapter->handle;
+
 	/* deregister all previous registered pages */
 	hret = ehea_h_free_resource(adapter_handle, cq->fw_handle);
 	if (hret != H_SUCCESS) {

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH 2.6.19-rc4 1/3] ehea: Nullpointer dereferencation fix
  2006-11-03 16:47 [PATCH 2.6.19-rc4 1/3] ehea: Nullpointer dereferencation fix Thomas Klein
@ 2006-11-06  7:55 ` Jeff Garzik
  0 siblings, 0 replies; 2+ messages in thread
From: Jeff Garzik @ 2006-11-06  7:55 UTC (permalink / raw)
  To: Thomas Klein
  Cc: Thomas Klein, Jan-Bernd Themann, netdev, linux-kernel,
	Christoph Raisch, linux-ppc, Marcus Eder

applied 1-3

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2006-11-03 16:47 [PATCH 2.6.19-rc4 1/3] ehea: Nullpointer dereferencation fix Thomas Klein
2006-11-06  7:55 ` Jeff Garzik

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