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Groups > linux.kernel > #1255545
| From | Marcel Holtmann <marcel@holtmann.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 6/9] Bluetooth: btmrvl: add missing of_node_put |
| Date | 2015-10-25 21:00 +0100 |
| Message-ID | <qnzCq-76e-5@gated-at.bofh.it> (permalink) |
| References | <qn8sx-3q2-3@gated-at.bofh.it> <qn8sx-3q2-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hi Julia,
> for_each_compatible_node performs an of_node_get on each iteration, so
> a break out of the loop requires an of_node_put.
>
> A simplified version of the semantic patch that fixes this problem is as
> follows (http://coccinelle.lip6.fr):
>
> // <smpl>
> @@
> expression e;
> local idexpression n;
> @@
>
> for_each_compatible_node(n, ...) {
> ... when != of_node_put(n)
> when != e = n
> (
> return n;
> |
> + of_node_put(n);
> ? return ...;
> )
> ...
> }
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
>
> ---
> drivers/bluetooth/btmrvl_main.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
patch has been applied to bluetooth-next tree.
Regards
Marcel
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[PATCH 6/9] Bluetooth: btmrvl: add missing of_node_put Julia Lawall <Julia.Lawall@lip6.fr> - 2015-10-24 17:00 +0200 Re: [PATCH 6/9] Bluetooth: btmrvl: add missing of_node_put Marcel Holtmann <marcel@holtmann.org> - 2015-10-25 21:00 +0100
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