Staging: ipack: fix wrong return value.

In case it is not possible to remap the memory, it returns 0 and
the driver thinks that everything went fine.

Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/ipack/ipack.c b/drivers/staging/ipack/ipack.c
index 5bd462b..75bfecf 100644 (file)
--- a/drivers/staging/ipack/ipack.c
+++ b/drivers/staging/ipack/ipack.c
@@ -355,7 +355,7 @@ static int ipack_device_read_id(struct ipack_device *dev)
                        dev->region[IPACK_ID_SPACE].size);
        if (!idmem) {
                dev_err(&dev->dev, "error mapping memory\n");
-               return ret;
+               return -ENOMEM;
        }
 
        /* Determine ID PROM Data Format.  If we find the ids "IPAC" or "IPAH"