[POWERPC] Fix unbalanced uses of of_node_put

The (maple|pasemi)_init_IRQ functions call of_node_put(root) once more
than they should, causing the refcount of the root node to underflow,
which triggers the WARN_ON in kref_get.

Signed-off-by: Nathan Lynch <ntl@pobox.com>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 0 insertions, 2 deletions

diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c
index f12d5c69e74d..50855d4fd5a0 100644
--- a/arch/powerpc/platforms/maple/setup.c
+++ b/arch/powerpc/platforms/maple/setup.c
@@ -254,7 +254,6 @@ static void __init maple_init_IRQ(void)
                 printk(KERN_DEBUG "OpenPIC addr: %lx, has ISUs: %d\n",
                        openpic_addr, has_isus);
         }
-        of_node_put(root);
 
         BUG_ON(openpic_addr == 0);
 
diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c
index 89d6e295dbf7..bea7d1bb1a3b 100644
--- a/arch/powerpc/platforms/pasemi/setup.c
+++ b/arch/powerpc/platforms/pasemi/setup.c
@@ -129,7 +129,6 @@ static __init void pas_init_IRQ(void)
         }
         openpic_addr = of_read_number(opprop, naddr);
         printk(KERN_DEBUG "OpenPIC addr: %lx\n", openpic_addr);
-        of_node_put(root);
 
         mpic = mpic_alloc(mpic_node, openpic_addr, MPIC_PRIMARY, 0, 0,
                           " PAS-OPIC  ");