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i2c: rcar: use proper device with dma_mapping_error 

We must use the same device we used for mapping.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2016-08-24 11:19:29 +02:00 committed by Wolfram Sang
parent 488d69ea72
commit c13c29186c
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-rcar.c
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@ -378,7 +378,7 @@ static void rcar_i2c_dma(struct rcar_i2c_priv *priv)
}
dma_addr = dma_map_single(chan->device->dev, buf, len, dir);
if (dma_mapping_error(dev, dma_addr)) {
if (dma_mapping_error(chan->device->dev, dma_addr)) {
dev_dbg(dev, "dma map failed, using PIO\n");
return;
}