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path: root/drivers/hwmon/ads7828.c
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Diffstat (limited to 'drivers/hwmon/ads7828.c')
-rw-r--r--drivers/hwmon/ads7828.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/hwmon/ads7828.c b/drivers/hwmon/ads7828.c
index bce4e9f..6c99ee7 100644
--- a/drivers/hwmon/ads7828.c
+++ b/drivers/hwmon/ads7828.c
@@ -147,6 +147,9 @@ static int ads7828_probe(struct i2c_client *client,
&ads2830_regmap_config);
}
+ if (IS_ERR(data->regmap))
+ return PTR_ERR(data->regmap);
+
data->cmd_byte = ext_vref ? ADS7828_CMD_PD1 : ADS7828_CMD_PD3;
if (!diff_input)
data->cmd_byte |= ADS7828_CMD_SD_SE;
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