diff --git a/[refs] b/[refs]
index 91086f25021e..590fb6e325ea 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 539b06fc73b1d470b9ecb3fe7af6d5f439322c08
+refs/heads/master: 70666c71957b62c8e9ea5c0d999a4bfd214c80d2
diff --git a/trunk/drivers/net/ehea/ehea_qmr.c b/trunk/drivers/net/ehea/ehea_qmr.c
index 140f05baafd8..db8a9257e680 100644
--- a/trunk/drivers/net/ehea/ehea_qmr.c
+++ b/trunk/drivers/net/ehea/ehea_qmr.c
@@ -595,7 +595,8 @@ static int ehea_create_busmap_callback(unsigned long pfn,
 	end_section = start_section + ((nr_pages * PAGE_SIZE) / EHEA_SECTSIZE);
 	mr_len = *(unsigned long *)arg;
 
-	ehea_bmap = kzalloc(sizeof(struct ehea_bmap), GFP_KERNEL);
+	if (!ehea_bmap)
+		ehea_bmap = kzalloc(sizeof(struct ehea_bmap), GFP_KERNEL);
 	if (!ehea_bmap)
 		return -ENOMEM;