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spi: tegra: fix error setting on timeout 

avoids derefencing an uninitialized pointer

Change-Id: Icf528441ae481e9f6f5ddc0be32c7c217fa49701
Signed-off-by: Erik Gilling <konkers@android.com>
hifive-unleashed-5.1
Erik Gilling 2010-09-08 18:16:45 -07:00
parent 0c03a1dd5b
commit f41649e040
1 changed files with 4 additions and 4 deletions
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8
drivers/spi/spi_tegra.c
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@ -338,15 +338,15 @@ static void tegra_spi_rx_dma_complete(struct tegra_dma_req *req)
spin_lock_irqsave(&tspi->lock, flags);
if (timeout >= 1000)
m->status = -EIO;
val = spi_tegra_readl(tspi, SLINK_STATUS);
val |= SLINK_RDY;
spi_tegra_writel(tspi, val, SLINK_STATUS);
m = list_first_entry(&tspi->queue, struct spi_message, queue);
if (timeout >= 1000)
m->status = -EIO;
spi = m->state;
tspi->cur_pos += spi_tegra_drain_rx_fifo(tspi, tspi->cur);