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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>
This commit is contained in:
Troy Kisky 2012-07-19 08:18:10 +00:00 committed by Heiko Schocher
parent 7aa57a01c0
commit d45e75b10c
1 changed files with 0 additions and 1 deletions
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drivers/i2c/mxc_i2c.c
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@ -195,7 +195,6 @@ static int tx_byte(struct mxc_i2c_regs *i2c_regs, u8 byte)
ret = wait_for_sr_state(i2c_regs, ST_IIF);
if (ret < 0)
return ret;
ret = readb(&i2c_regs->i2sr);
if (ret & I2SR_RX_NO_AK)
return -ENODEV;
return 0;