X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fgpio%2Fmcp23s08.c;h=f6fae0e50e654731e2fc235b6d562e2a669b3627;hb=18439c39e826191c0ef08c3a3271ce7ece46a860;hp=89c1d222e9d10b89b8acc56dbfff0b1933f1a2c3;hpb=0a9b86381c76e9d33a9b6edb66aef32d7a3306e3;p=mv-sheeva.git

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)