diff options
| author | Olof Johansson <olof@lixom.net> | 2014-05-29 13:39:43 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2014-05-29 13:39:43 -0700 |
| commit | 8320857b1d168fd17d7cee48bbfd04aaf6797be8 (patch) | |
| tree | 58b31d3d9514df93974216f190824d73f9816d9f /drivers/gpio/gpio-mcp23s08.c | |
| parent | 263c08af44741697202b85e631a964ee85200eb0 (diff) | |
| parent | 4b660a7f5c8099d88d1a43d8ae138965112592c7 (diff) | |
Merge tag 'v3.15-rc6' into next/defconfig
Linux 3.15-rc6
Diffstat (limited to 'drivers/gpio/gpio-mcp23s08.c')
| -rw-r--r-- | drivers/gpio/gpio-mcp23s08.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c index 99a68310e7c0..3d53fd6880d1 100644 --- a/drivers/gpio/gpio-mcp23s08.c +++ b/drivers/gpio/gpio-mcp23s08.c @@ -894,9 +894,11 @@ static int mcp23s08_probe(struct spi_device *spi) dev_err(&spi->dev, "invalid spi-present-mask\n"); return -ENODEV; } - - for (addr = 0; addr < ARRAY_SIZE(pdata->chip); addr++) + for (addr = 0; addr < ARRAY_SIZE(pdata->chip); addr++) { + if ((spi_present_mask & (1 << addr))) + chips++; pullups[addr] = 0; + } } else { type = spi_get_device_id(spi)->driver_data; pdata = dev_get_platdata(&spi->dev); @@ -919,12 +921,12 @@ static int mcp23s08_probe(struct spi_device *spi) pullups[addr] = pdata->chip[addr].pullups; } - if (!chips) - return -ENODEV; - base = pdata->base; } + if (!chips) + return -ENODEV; + data = kzalloc(sizeof(*data) + chips * sizeof(struct mcp23s08), GFP_KERNEL); if (!data) |