From: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Date: Thu, 15 Aug 2013 05:23:51 +0000 (-0700)
Subject: powerpc/pseries: Add mising of_node_put in delete_dt_node
X-Git-Tag: accepted/tizen/common/20141203.182822~1560^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=14cd820a2a45a1f7b216c6ca9104c91d52564fbf;p=platform%2Fkernel%2Flinux-arm64.git

powerpc/pseries: Add mising of_node_put in delete_dt_node

The node to be detached is retrieved via its phandle by a call to
of_find_node_by_phandle which increments the ref count. We need a matching
call to of_node_put to decrement the ref count and ensure the node is
actually freed.

Signed-off-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Acked-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c
index ff102e2..cde4e0a 100644
--- a/arch/powerpc/platforms/pseries/mobility.c
+++ b/arch/powerpc/platforms/pseries/mobility.c
@@ -62,6 +62,7 @@ static int delete_dt_node(u32 phandle)
 		return -ENOENT;
 
 	dlpar_detach_node(dn);
+	of_node_put(dn);
 	return 0;
 }