disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/iio/accel/mma9551_core.c
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..
@@ -296,9 +296,12 @@
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 	ret = mma9551_transfer(client, app_id, MMA9551_CMD_READ_CONFIG,
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 			       reg, NULL, 0, (u8 *)&v, 2);
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+	if (ret < 0)
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+		return ret;
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+
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 	*val = be16_to_cpu(v);
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-	return ret;
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+	return 0;
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 }
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 EXPORT_SYMBOL(mma9551_read_config_word);
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..
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@@ -354,9 +357,12 @@
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 	ret = mma9551_transfer(client, app_id, MMA9551_CMD_READ_STATUS,
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 			       reg, NULL, 0, (u8 *)&v, 2);
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+	if (ret < 0)
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+		return ret;
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+
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 	*val = be16_to_cpu(v);
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-	return ret;
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+	return 0;
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 }
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 EXPORT_SYMBOL(mma9551_read_status_word);
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