[PATCH] ehea: Nullpointer dereferencation fix

Fix: Must check for nullpointer before dereferencing it - not afterwards. Signed-off-by: Thomas Klein <tklein@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
git-mirror · Nov 6, 2006 · 1b5135d · 1b5135d
1 parent d1ed6a3
commit 1b5135d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/net/ehea/ehea_qmr.c b/drivers/net/ehea/ehea_qmr.c
@@ -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) {