[PATCH v5 07/20] staging: media: tegra-video: slightly simplify cleanup on errors
Luca Ceresoli
luca.ceresoli at bootlin.com
Fri Apr 7 13:38:39 UTC 2023
of_node_put(node) does nothing if node == NULL, so it can be moved to the
cleanup section at the bottom.
Signed-off-by: Luca Ceresoli <luca.ceresoli at bootlin.com>
Reviewed-by: Dmitry Osipenko <digetx at gmail.com>
---
No changes in v5
Changed in v4:
- Added review tags
No changes in v3
No changes in v2
---
drivers/staging/media/tegra-video/vi.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c
index 1c0424bf1ab0..ce4ff4cbf587 100644
--- a/drivers/staging/media/tegra-video/vi.c
+++ b/drivers/staging/media/tegra-video/vi.c
@@ -1352,7 +1352,7 @@ static int tegra_vi_channels_alloc(struct tegra_vi *vi)
struct device_node *node = vi->dev->of_node;
struct device_node *ep = NULL;
struct device_node *ports;
- struct device_node *port;
+ struct device_node *port = NULL;
unsigned int port_num;
struct device_node *parent;
struct v4l2_fwnode_endpoint v4l2_ep = { .bus_type = 0 };
@@ -1375,7 +1375,6 @@ static int tegra_vi_channels_alloc(struct tegra_vi *vi)
dev_err(vi->dev, "invalid port num %d for %pOF\n",
port_num, port);
ret = -EINVAL;
- of_node_put(port);
goto cleanup;
}
@@ -1398,13 +1397,12 @@ static int tegra_vi_channels_alloc(struct tegra_vi *vi)
lanes = v4l2_ep.bus.mipi_csi2.num_data_lanes;
ret = tegra_vi_channel_alloc(vi, port_num, port, lanes);
- if (ret < 0) {
- of_node_put(port);
+ if (ret < 0)
goto cleanup;
- }
}
cleanup:
+ of_node_put(port);
of_node_put(ports);
return ret;
}
--
2.34.1
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