1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/gpio/mcp23s08.c b/drivers/gpio/mcp23s08.c
index 89c1d222e9d1..f6fae0e50e65 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)