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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2013-08-08 16:09:49 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-08-09 17:32:10 +0100 |
| commit | 52ade736215fb4421a6dc2b6900703a6fadba9e9 (patch) | |
| tree | 79669fb2b9f2f6756dabc592b6d2c652f3787bd2 | |
| parent | c7abc19ca6d48392f91ca04ebe1e9813b3ace435 (diff) | |
| download | lwn-52ade736215fb4421a6dc2b6900703a6fadba9e9.tar.gz lwn-52ade736215fb4421a6dc2b6900703a6fadba9e9.zip | |
spi/bitbang: don't error out if there is no setup callback provided
It's perfectly valid not to have a setup callback when the probe routine
does all the needed things. So don't even check for this case and trust
the caller.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
| -rw-r--r-- | drivers/spi/spi-bitbang.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index a89178dc8498..dd2e5d7332f8 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -446,8 +446,7 @@ int spi_bitbang_start(struct spi_bitbang *bitbang) master->setup = spi_bitbang_setup; master->cleanup = spi_bitbang_cleanup; } - } else if (!master->setup) - return -EINVAL; + } /* driver may get busy before register() returns, especially * if someone registered boardinfo for devices |