On Sun, Oct 02, 2016 at 08:01:22AM +0200, Christophe JAILLET wrote:
> We should use 'ida_simple_remove()' instead of 'ida_remove()' when freeing
> resources allocated with 'ida_simple_get()'.
Should fix drm_connector_cleanup() then as well...
>
> This as been spotted with the following coccinelle script which tries to
> detect missing 'ida_simple_remove()' call in error handling paths.
>
> ///////////////
> @@
> expression x;
> identifier l;
> @@
>
> * x = ida_simple_get(...);
> ...
> if (...) {
> ...
> }
> ...
> if (...) {
> ...
> goto l;
> }
> ...
> * l: ... when != ida_simple_remove(...);
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> ---
> drivers/gpu/drm/drm_connector.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> index 26bb78c76481..2e7430283043 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -250,10 +250,10 @@ int drm_connector_init(struct drm_device *dev,
> connector->debugfs_entry = NULL;
> out_put_type_id:
> if (ret)
> - ida_remove(connector_ida, connector->connector_type_id);
> + ida_simple_remove(connector_ida, connector->connector_type_id);
> out_put_id:
> if (ret)
> - ida_remove(&config->connector_ida, connector->index);
> + ida_simple_remove(&config->connector_ida, connector->index);
> out_put:
> if (ret)
> drm_mode_object_unregister(dev, &connector->base);
> --
> 2.7.4
>
> _______________________________________________
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> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Ville Syrjälä
Intel OTC
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