powerpc: Rework qe_ic_init() so we can avoid freeing the irq_host

If we do the call to of_address_to_resource() first, then we don't
need to worry about freeing the irq_host (which the code doesn't do
currently anyway).

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index f59444d3be75..c11b313f015b 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -329,6 +329,10 @@ void __init qe_ic_init(struct device_node *node, unsigned int flags,
         struct resource res;
         u32 temp = 0, ret, high_active = 0;
 
+        ret = of_address_to_resource(node, 0, &res);
+        if (ret)
+                return;
+
         qe_ic = alloc_bootmem(sizeof(struct qe_ic));
         if (qe_ic == NULL)
                 return;
@@ -342,10 +346,6 @@ void __init qe_ic_init(struct device_node *node, unsigned int flags,
                 return;
         }
 
-        ret = of_address_to_resource(node, 0, &res);
-        if (ret)
-                return;
-
         qe_ic->regs = ioremap(res.start, res.end - res.start + 1);
 
         qe_ic->irqhost->host_data = qe_ic;