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authorMartin Hundebøll <martin@geanix.com>2020-11-05 10:06:15 +0100
committerMark Brown <broonie@kernel.org>2020-11-06 12:23:26 +0100
commitbc7f2cd7559c5595dc38b909ae9a8d43e0215994 (patch)
tree3030349820e3404bd885e5e2554b09d63f407b5b /drivers/spi/spi-bcm2835.c
parentspi: fsl-dspi: fix wrong pointer in suspend/resume (diff)
downloadlinux-bc7f2cd7559c5595dc38b909ae9a8d43e0215994.tar.xz
linux-bc7f2cd7559c5595dc38b909ae9a8d43e0215994.zip
spi: bcm2835: remove use of uninitialized gpio flags variable
Removing the duplicate gpio chip select level handling in bcm2835_spi_setup() left the lflags variable uninitialized. Avoid trhe use of such variable by passing default flags to gpiochip_request_own_desc(). Fixes: 5e31ba0c0543 ("spi: bcm2835: fix gpio cs level inversion") Signed-off-by: Martin Hundebøll <martin@geanix.com> Link: https://lore.kernel.org/r/20201105090615.620315-1-martin@geanix.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-bcm2835.c')
-rw-r--r--drivers/spi/spi-bcm2835.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c
index 9b6ba94fe878..7104cf17b848 100644
--- a/drivers/spi/spi-bcm2835.c
+++ b/drivers/spi/spi-bcm2835.c
@@ -1193,7 +1193,6 @@ static int bcm2835_spi_setup(struct spi_device *spi)
struct spi_controller *ctlr = spi->controller;
struct bcm2835_spi *bs = spi_controller_get_devdata(ctlr);
struct gpio_chip *chip;
- enum gpio_lookup_flags lflags;
u32 cs;
/*
@@ -1261,7 +1260,7 @@ static int bcm2835_spi_setup(struct spi_device *spi)
spi->cs_gpiod = gpiochip_request_own_desc(chip, 8 - spi->chip_select,
DRV_NAME,
- lflags,
+ GPIO_LOOKUP_FLAGS_DEFAULT,
GPIOD_OUT_LOW);
if (IS_ERR(spi->cs_gpiod))
return PTR_ERR(spi->cs_gpiod);