[10/23] staging: media: tegra-video: slightly simplify cleanup on errors

Commit Message

Luca Ceresoli Nov. 9, 2022, 2:18 p.m. UTC

From: Luca Ceresoli <[e-mail]>

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 <[e-mail]>
---
 drivers/staging/media/tegra-video/vi.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

Patch

diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c
index 24de4ed1eaf0..2657207e5b7d 100644
--- a/drivers/staging/media/tegra-video/vi.c
+++ b/drivers/staging/media/tegra-video/vi.c
@@ -1263,7 +1263,7 @@  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 };
@@ -1286,7 +1286,6 @@  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;
 		}
 
@@ -1309,13 +1308,12 @@  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;
 }