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spi-imx: initialize complete config struct 

Otherwise the config function uses random data from the stack.  This
didn't stick out because config is called once more in the chipselect
function with correct parameters.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Uwe Kleine-König 2009-10-01 15:44:32 -07:00 committed by Linus Torvalds
parent 4388eb1135
commit d1c627b59c
1 changed files with 1 additions and 0 deletions
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drivers/spi/spi_imx.c
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@ -442,6 +442,7 @@ static int spi_imx_setupxfer(struct spi_device *spi,
config.bpw = t ? t->bits_per_word : spi->bits_per_word;
config.speed_hz = t ? t->speed_hz : spi->max_speed_hz;
config.mode = spi->mode;
config.cs = spi_imx->chipselect[spi->chip_select];
if (!config.speed_hz)
config.speed_hz = spi->max_speed_hz;