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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2009-10-01 15:44:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-10-01 16:11:17 -0700
commitd1c627b59c8e69d40b94a4ff28a582a84c6a95a3 (patch)
tree33af5b1de0fba893b174feafe63216e565e6a5e1
parent4388eb11351660c7688a4756aa6da99bfb4bc129 (diff)
downloadlwn-d1c627b59c8e69d40b94a4ff28a582a84c6a95a3.tar.gz
lwn-d1c627b59c8e69d40b94a4ff28a582a84c6a95a3.zip
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>
-rw-r--r--drivers/spi/spi_imx.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index b6a8149220fb..2fec1170b6c0 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -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;