[PATCH v6 07/54] clk: mediatek: mt2712: Add error handling to clk_mt2712_apmixed_probe()

From: AngeloGioacchino Del Regno
Date: Mon Mar 06 2023 - 09:07:30 EST


This function was completely missing error handling: add it.

Fixes: e2f744a82d72 ("clk: mediatek: Add MT2712 clock support")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Reviewed-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx>
---
drivers/clk/mediatek/clk-mt2712.c | 18 ++++++++++++++----
1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt2712.c b/drivers/clk/mediatek/clk-mt2712.c
index ce28ee47f5cf..8aa361f0fa13 100644
--- a/drivers/clk/mediatek/clk-mt2712.c
+++ b/drivers/clk/mediatek/clk-mt2712.c
@@ -1091,15 +1091,25 @@ static int clk_mt2712_apmixed_probe(struct platform_device *pdev)
struct device_node *node = pdev->dev.of_node;

clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK);
+ if (!clk_data)
+ return -ENOMEM;

- mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
+ r = mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
+ if (r)
+ goto free_clk_data;

r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
+ if (r) {
+ dev_err(&pdev->dev, "Cannot register clock provider: %d\n", r);
+ goto unregister_plls;
+ }

- if (r != 0)
- pr_err("%s(): could not register clock provider: %d\n",
- __func__, r);
+ return 0;

+unregister_plls:
+ mtk_clk_unregister_plls(plls, ARRAY_SIZE(plls), clk_data);
+free_clk_data:
+ mtk_free_clk_data(clk_data);
return r;
}

--
2.39.2