mxc_i2c: remove redundant read
wait_for_sr_state returns i2sr on success so no need to read again. Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com> Acked-by: Marek Vasut <marex@denx.de>
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@ -195,7 +195,6 @@ static int tx_byte(struct mxc_i2c_regs *i2c_regs, u8 byte)
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ret = wait_for_sr_state(i2c_regs, ST_IIF);
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if (ret < 0)
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return ret;
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ret = readb(&i2c_regs->i2sr);
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if (ret & I2SR_RX_NO_AK)
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return -ENODEV;
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return 0;
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