From db90c20901d0cbdb7105f4204a6bc6e8c2ae6834 Mon Sep 17 00:00:00 2001
From: Viresh Kumar <viresh.kumar@linaro.org>
Date: Fri, 15 Mar 2013 14:18:20 +0530
Subject: [PATCH] --- yaml --- r: 374663 b: refs/heads/master c:
 9a188eb126aa7bf27077ee46fcb914898d6fc281 h: refs/heads/master i:   374661:
 c9120433e16835454d7f2c4ec38a1cbc97b88c8f   374659:
 f78b8b1147ead4b3af34ddfb084c76b1315448fe   374655:
 821bc6a37da7ad0ce1d5ae95e503a1967d2b6780 v: v3

---
 [refs]                     | 2 +-
 trunk/drivers/dma/of-dma.c | 8 ++++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/[refs] b/[refs]
index bc8b98a268fb..0e223bd8f526 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bef29ec508e58bf8b9ec0915de5b0739fb800c91
+refs/heads/master: 9a188eb126aa7bf27077ee46fcb914898d6fc281
diff --git a/trunk/drivers/dma/of-dma.c b/trunk/drivers/dma/of-dma.c
index 6036cd08e222..00db454f70d3 100644
--- a/trunk/drivers/dma/of-dma.c
+++ b/trunk/drivers/dma/of-dma.c
@@ -93,6 +93,7 @@ int of_dma_controller_register(struct device_node *np,
 {
 	struct of_dma	*ofdma;
 	int		nbcells;
+	const __be32	*prop;
 
 	if (!np || !of_dma_xlate) {
 		pr_err("%s: not enough information provided\n", __func__);
@@ -103,8 +104,11 @@ int of_dma_controller_register(struct device_node *np,
 	if (!ofdma)
 		return -ENOMEM;
 
-	nbcells = be32_to_cpup(of_get_property(np, "#dma-cells", NULL));
-	if (!nbcells) {
+	prop = of_get_property(np, "#dma-cells", NULL);
+	if (prop)
+		nbcells = be32_to_cpup(prop);
+
+	if (!prop || !nbcells) {
 		pr_err("%s: #dma-cells property is missing or invalid\n",
 		       __func__);
 		kfree(ofdma);