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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2024-03-30 18:53:05 +0000 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2024-04-06 11:18:51 +0100 |
| commit | eff19f6b9e00f70cd20a3c62779b68b6e820500c (patch) | |
| tree | 89760c0f9e6957db21d28688396de5184095010b /drivers/iio/dac/ad5770r.c | |
| parent | 2d766e79ba2bd15e59ceda4b0596e369c9564948 (diff) | |
| download | linux-stable-eff19f6b9e00f70cd20a3c62779b68b6e820500c.tar.gz linux-stable-eff19f6b9e00f70cd20a3c62779b68b6e820500c.tar.bz2 linux-stable-eff19f6b9e00f70cd20a3c62779b68b6e820500c.zip | |
iio: dac: ad5770r: Use device_for_each_child_node_scoped()
Switching to the _scoped() version removes the need for manual
calling of fwnode_handle_put() in the paths where the code
exits the loop early. In this case that's all in error paths.
Cc: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240330185305.1319844-9-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/dac/ad5770r.c')
| -rw-r--r-- | drivers/iio/dac/ad5770r.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/iio/dac/ad5770r.c b/drivers/iio/dac/ad5770r.c index f66d67402e43..c360ebf5297a 100644 --- a/drivers/iio/dac/ad5770r.c +++ b/drivers/iio/dac/ad5770r.c @@ -515,39 +515,32 @@ static int ad5770r_channel_config(struct ad5770r_state *st) { int ret, tmp[2], min, max; unsigned int num; - struct fwnode_handle *child; num = device_get_child_node_count(&st->spi->dev); if (num != AD5770R_MAX_CHANNELS) return -EINVAL; - device_for_each_child_node(&st->spi->dev, child) { + device_for_each_child_node_scoped(&st->spi->dev, child) { ret = fwnode_property_read_u32(child, "reg", &num); if (ret) - goto err_child_out; - if (num >= AD5770R_MAX_CHANNELS) { - ret = -EINVAL; - goto err_child_out; - } + return ret; + if (num >= AD5770R_MAX_CHANNELS) + return -EINVAL; ret = fwnode_property_read_u32_array(child, "adi,range-microamp", tmp, 2); if (ret) - goto err_child_out; + return ret; min = tmp[0] / 1000; max = tmp[1] / 1000; ret = ad5770r_store_output_range(st, min, max, num); if (ret) - goto err_child_out; + return ret; } return 0; - -err_child_out: - fwnode_handle_put(child); - return ret; } static int ad5770r_init(struct ad5770r_state *st) |