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iio:magnetometer:ak8975: fix uninitialized chipset
ak_def_array bounds are not properly checked in case of ACPI matching failure. GCC warns with the following message at line 799: ‘chipset’ may be used uninitialized in this function. Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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1 changed files with 4 additions and 1 deletions
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@ -774,8 +774,11 @@ static int ak8975_probe(struct i2c_client *client,
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if (id) {
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chipset = (enum asahi_compass_chipset)(id->driver_data);
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name = id->name;
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} else if (ACPI_HANDLE(&client->dev))
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} else if (ACPI_HANDLE(&client->dev)) {
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name = ak8975_match_acpi_device(&client->dev, &chipset);
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if (!name)
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return -ENODEV;
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}
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else
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return -ENOSYS;
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