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i2c: rcar: simplify check for last message

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rcar_i2c_master_xfer() needlessly compares the message pointers (using indirect
addressing) in order to detect the last I2C message, while it's enough to only
compare the message indexes.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Sergei Shtylyov
2014-09-15 00:14:14 +04:00
committed by Wolfram Sang
parent 4bcfda0993
commit c30d7662d8
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-rcar.c
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@ -453,7 +453,7 @@ static int rcar_i2c_master_xfer(struct i2c_adapter *adap,
priv->msg = &msgs[i]; priv->msg = &msgs[i];
priv->pos = 0; priv->pos = 0;
priv->flags = 0; priv->flags = 0;
if (priv->msg == &msgs[num - 1]) if (i == num - 1)
rcar_i2c_flags_set(priv, ID_LAST_MSG); rcar_i2c_flags_set(priv, ID_LAST_MSG);
ret = rcar_i2c_prepare_msg(priv); ret = rcar_i2c_prepare_msg(priv);