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drm/sun4i: Fix releasing node when enumerating enpoints

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sun4i_drv_add_endpoints() has a memory leak since it uses of_node_put()
when remote is equal to NULL and does nothing when remote has a valid
pointer.

Invert the logic to fix memory leak.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180625120304.7543-7-jernej.skrabec@siol.net
This commit is contained in:
Jernej Skrabec 2018-06-25 14:02:46 +02:00 committed by Maxime Ripard
parent 19f3ebed3f
commit 367c359aa8
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GPG Key ID: D2B4C094214DAF74
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/sun4i/sun4i_drv.c
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@ -283,7 +283,6 @@ static int sun4i_drv_add_endpoints(struct device *dev,
remote = of_graph_get_remote_port_parent(ep);
if (!remote) {
DRM_DEBUG_DRIVER("Error retrieving the output node\n");
of_node_put(remote);
continue;
}
@ -297,11 +296,13 @@ static int sun4i_drv_add_endpoints(struct device *dev,
if (of_graph_parse_endpoint(ep, &endpoint)) {
DRM_DEBUG_DRIVER("Couldn't parse endpoint\n");
of_node_put(remote);
continue;
}
if (!endpoint.id) {
DRM_DEBUG_DRIVER("Endpoint is our panel... skipping\n");
of_node_put(remote);
continue;
}
}