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| author | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2009-02-02 13:40:55 -0600 |
|---|---|---|
| committer | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2009-02-02 13:40:55 -0600 |
| commit | 8db0c5d5ef3ab99fe9e5151872b75f45c4282e3c (patch) | |
| tree | da9759151e00221c58cdd9f4de893c0b08753670 /drivers/gpio/mcp23s08.c | |
| parent | 1ad53a98c927a9b5b1b57288ac0edec562fbcf8d (diff) | |
| parent | 45c82b5a770be66845687a7d027c8b52946d59af (diff) | |
| download | kernel-crypto-8db0c5d5ef3ab99fe9e5151872b75f45c4282e3c.tar.gz kernel-crypto-8db0c5d5ef3ab99fe9e5151872b75f45c4282e3c.tar.xz kernel-crypto-8db0c5d5ef3ab99fe9e5151872b75f45c4282e3c.zip | |
Merge branch 'master' of /home/shaggy/git/linus-clean/
Diffstat (limited to 'drivers/gpio/mcp23s08.c')
| -rw-r--r-- | drivers/gpio/mcp23s08.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpio/mcp23s08.c b/drivers/gpio/mcp23s08.c index 89c1d222e9d..f6fae0e50e6 100644 --- a/drivers/gpio/mcp23s08.c +++ b/drivers/gpio/mcp23s08.c @@ -310,8 +310,10 @@ static int mcp23s08_probe(struct spi_device *spi) unsigned base; pdata = spi->dev.platform_data; - if (!pdata || !gpio_is_valid(pdata->base)) - return -ENODEV; + if (!pdata || !gpio_is_valid(pdata->base)) { + dev_dbg(&spi->dev, "invalid or missing platform data\n"); + return -EINVAL; + } for (addr = 0; addr < 4; addr++) { if (!pdata->chip[addr].is_present) |