[PATCH] EDAC, altera: Add missing of_node_put()

[Huang Zijiang]

The call to of_parse_phandle returns a node pointer with refcount
incremented thus it must be explicitly decremented here after the last
usage.

Signed-off-by: Huang Zijiang <huang.ziji...@zte.com.cn>
---
 drivers/edac/altera_edac.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index c89d82a..1bcd778 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -1046,14 +1046,17 @@ altr_init_a10_ecc_block(struct device_node *np, u32 
irq_mask,
                        return -ENODEV;
                }
 
-               if (of_address_to_resource(sysmgr_np, 0, &res))
+               if (of_address_to_resource(sysmgr_np, 0, &res)) {
+                       of_node_put(sysmgr_np);
                        return -ENOMEM;
+               }
 
                /* Need physical address for SMCC call */
                base = res.start;
 
                ecc_mgr_map = regmap_init(NULL, NULL, (void *)base,
                                          &s10_sdram_regmap_cfg);
+               of_node_put(sysmgr_np);
        }
        of_node_put(np_eccmgr);
        if (IS_ERR(ecc_mgr_map)) {
-- 
1.8.3.1