[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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/ehea/ehea_qmr.c b/drivers/net/ehea/ehea_qmr.c
index 3e1862326c88..161559315c0e 100644
--- 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) {