diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-04-13 15:17:45 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-04-13 15:17:45 -0400 |
commit | cf7d8a5550779486524f775c8cf4be9b91365d23 (patch) | |
tree | 0be1d7e7aebcedcd97e1ec9a1af3a190f45a20b4 /drivers/spi/spi-fsl-spi.c | |
parent | 4166fb64593514ad920b7dbd290e0a934b37d24a (diff) | |
parent | 39ec0d38141b198f94fd19c2bb10fd7c616510d2 (diff) |
Merge tag 'spi-for-linus' of git://git.secretlab.ca/git/linux-2.6
Pull SPI bug fixes from Grant Likely:
"Miscellaneous driver bug fixes. No major changes in this branch."
* tag 'spi-for-linus' of git://git.secretlab.ca/git/linux-2.6:
spi/imx: prevent NULL pointer dereference in spi_imx_probe()
spi/imx: mark base member in spi_imx_data as __iomem
spi/mpc83xx: fix NULL pdata dereference bug
spi/davinci: Fix DMA API usage in davinci
spi/pL022: include types.h to remove compilation warnings
Diffstat (limited to 'drivers/spi/spi-fsl-spi.c')
-rw-r--r-- | drivers/spi/spi-fsl-spi.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 24cacff57786..5f748c0d96bd 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c | |||
@@ -139,10 +139,12 @@ static void fsl_spi_change_mode(struct spi_device *spi) | |||
139 | static void fsl_spi_chipselect(struct spi_device *spi, int value) | 139 | static void fsl_spi_chipselect(struct spi_device *spi, int value) |
140 | { | 140 | { |
141 | struct mpc8xxx_spi *mpc8xxx_spi = spi_master_get_devdata(spi->master); | 141 | struct mpc8xxx_spi *mpc8xxx_spi = spi_master_get_devdata(spi->master); |
142 | struct fsl_spi_platform_data *pdata = spi->dev.parent->platform_data; | 142 | struct fsl_spi_platform_data *pdata; |
143 | bool pol = spi->mode & SPI_CS_HIGH; | 143 | bool pol = spi->mode & SPI_CS_HIGH; |
144 | struct spi_mpc8xxx_cs *cs = spi->controller_state; | 144 | struct spi_mpc8xxx_cs *cs = spi->controller_state; |
145 | 145 | ||
146 | pdata = spi->dev.parent->parent->platform_data; | ||
147 | |||
146 | if (value == BITBANG_CS_INACTIVE) { | 148 | if (value == BITBANG_CS_INACTIVE) { |
147 | if (pdata->cs_control) | 149 | if (pdata->cs_control) |
148 | pdata->cs_control(spi, !pol); | 150 | pdata->cs_control(spi, !pol); |