[PATCH 8/9] i2c: mux: gpmux: Simplify with dev_err_probe()
Krzysztof Kozlowski
krzk at kernel.org
Wed Sep 2 11:06:42 EDT 2020
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
---
drivers/i2c/muxes/i2c-mux-gpmux.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/drivers/i2c/muxes/i2c-mux-gpmux.c b/drivers/i2c/muxes/i2c-mux-gpmux.c
index f830535cff12..d3acd8d66c32 100644
--- a/drivers/i2c/muxes/i2c-mux-gpmux.c
+++ b/drivers/i2c/muxes/i2c-mux-gpmux.c
@@ -85,18 +85,14 @@ static int i2c_mux_probe(struct platform_device *pdev)
return -ENOMEM;
mux->control = devm_mux_control_get(dev, NULL);
- if (IS_ERR(mux->control)) {
- if (PTR_ERR(mux->control) != -EPROBE_DEFER)
- dev_err(dev, "failed to get control-mux\n");
- return PTR_ERR(mux->control);
- }
+ if (IS_ERR(mux->control))
+ return dev_err_probe(dev, PTR_ERR(mux->control),
+ "failed to get control-mux\n");
parent = mux_parent_adapter(dev);
- if (IS_ERR(parent)) {
- if (PTR_ERR(parent) != -EPROBE_DEFER)
- dev_err(dev, "failed to get i2c-parent adapter\n");
- return PTR_ERR(parent);
- }
+ if (IS_ERR(parent))
+ return dev_err_probe(dev, PTR_ERR(parent),
+ "failed to get i2c-parent adapter\n");
children = of_get_child_count(np);
--
2.17.1
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