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authorNathan Lynch2007-01-02 23:37:06 +0100
committerPaul Mackerras2007-01-09 07:03:01 +0100
commit5e264a5215e4b703b1bbeb2910ea4441886be8d7 (patch)
treed77db6c86355cc91d4a6373f55af57e9e63c0dad /arch/powerpc
parent[POWERPC] Fix bogus BUG_ON() in in hugetlb_get_unmapped_area() (diff)
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[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>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/platforms/maple/setup.c1
-rw-r--r--arch/powerpc/platforms/pasemi/setup.c1
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 ");