Re: [PATCH] powerpc/powermac: Add missing of_node_put

From: Nicolas Palix
Date: Wed Dec 03 2008 - 05:25:23 EST


Hi Stephen,

I fix the patch. I also change the "vias == 0" in "vias == NULL".
Is "!vias" better ?

On Wednesday 03 December 2008 00:25:08 Stephen Rothwell wrote:
> Hi Nicolas,
>
> On Wed, 3 Dec 2008 10:19:01 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> >
> > I think this particular patch is also required against Linus' kernel (not
> > just linux-next).
>
> In fact, I think all these patches can apply to Linus' current tree.
>
Signed-off-by: Nicolas Palix <npalix@xxxxxxx>
Signed-off-by: Julia Lawall <julia@xxxxxxx>
---
arch/powerpc/platforms/powermac/pci.c | 2 +
arch/powerpc/platforms/powermac/time.c | 11 ++++++----
2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index bcf50d7..800fcce 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -661,6 +661,7 @@ static void __init init_second_ohare(void)
pci_find_hose_for_OF_device(np);
if (!hose) {
printk(KERN_ERR "Can't find PCI hose for OHare2 !\n");
+ of_node_put(np);
return;
}
early_read_config_word(hose, bus, devfn, PCI_COMMAND, &cmd);
@@ -669,6 +670,7 @@ static void __init init_second_ohare(void)
early_write_config_word(hose, bus, devfn, PCI_COMMAND, cmd);
}
has_second_ohare = 1;
+ of_node_put(np);
}

/*
diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c
index 59eb840..1810e42 100644
--- a/arch/powerpc/platforms/powermac/time.c
+++ b/arch/powerpc/platforms/powermac/time.c
@@ -265,12 +265,15 @@ int __init via_calibrate_decr(void)
struct resource rsrc;

vias = of_find_node_by_name(NULL, "via-cuda");
- if (vias == 0)
+ if (vias == NULL)
vias = of_find_node_by_name(NULL, "via-pmu");
- if (vias == 0)
+ if (vias == NULL)
vias = of_find_node_by_name(NULL, "via");
- if (vias == 0 || of_address_to_resource(vias, 0, &rsrc))
+ if (vias == NULL || of_address_to_resource(vias, 0, &rsrc)) {
+ of_node_put(vias);
return 0;
+ }
+ of_node_put(vias);
via = ioremap(rsrc.start, rsrc.end - rsrc.start + 1);
if (via == NULL) {
printk(KERN_ERR "Failed to map VIA for timer calibration !\n");
@@ -297,7 +300,7 @@ int __init via_calibrate_decr(void)
ppc_tb_freq = (dstart - dend) * 100 / 6;

iounmap(via);
-
+
return 1;
}
#endif
--
Nicolas Palix
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/