From mboxrd@z Thu Jan 1 00:00:00 1970 From: jszhang@marvell.com (Jisheng Zhang) Date: Fri, 23 Aug 2013 10:34:00 +0800 Subject: [PATCH v2 2/4] bus: mvebu: add missing of_node_put() to fix reference leak In-Reply-To: <1377225242-5854-1-git-send-email-jszhang@marvell.com> References: <1377225242-5854-1-git-send-email-jszhang@marvell.com> Message-ID: <1377225242-5854-3-git-send-email-jszhang@marvell.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add of_node_put to properly decrement the refcount when we are done using a given node. Signed-off-by: Jisheng Zhang --- drivers/bus/mvebu-mbus.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c index 33c6947..20da90f 100644 --- a/drivers/bus/mvebu-mbus.c +++ b/drivers/bus/mvebu-mbus.c @@ -837,6 +837,7 @@ int __init mvebu_mbus_init(const char *soc, phys_addr_t mbuswins_phys_base, { struct mvebu_mbus_state *mbus = &mbus_state; const struct of_device_id *of_id; + struct device_node *np; int win; for (of_id = of_mvebu_mbus_ids; of_id->compatible; of_id++) @@ -860,8 +861,11 @@ int __init mvebu_mbus_init(const char *soc, phys_addr_t mbuswins_phys_base, return -ENOMEM; } - if (of_find_compatible_node(NULL, NULL, "marvell,coherency-fabric")) + np = of_find_compatible_node(NULL, NULL, "marvell,coherency-fabric"); + if (np) { mbus->hw_io_coherency = 1; + of_node_put(np); + } for (win = 0; win < mbus->soc->num_wins; win++) mvebu_mbus_disable_window(mbus, win); -- 1.8.4.rc3