From: Nathan Lynch Date: Tue, 2 Jan 2007 22:37:06 +0000 (-0600) Subject: [POWERPC] Fix unbalanced uses of of_node_put X-Git-Tag: firefly_0821_release~31573^2~16 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5e264a5215e4b703b1bbeb2910ea4441886be8d7;p=firefly-linux-kernel-4.4.55.git [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 Acked-by: Olof Johansson Signed-off-by: Paul Mackerras --- 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 ");