staging: comedi: dt9812: Resolves sparse endian warnings.
authorShaun Laing <shaun@XResource.ca>
Fri, 26 Jul 2013 14:25:34 +0000 (08:25 -0600)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 26 Jul 2013 22:05:03 +0000 (15:05 -0700)
Resolves warnings from the "sparse" checker of the form "warning: cast to
restricted __le??".

Signed-off-by: Shaun Laing <shaun@xresource.ca>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/dt9812.c

index ffb7572b10f59113381f6f270f165964ea6febb2..bd14017b798c8a9f676af5180eaa75621a7b5a45 100644 (file)
@@ -707,8 +707,9 @@ static int dt9812_reset_device(struct comedi_device *dev)
        u32 serial;
        u16 vendor;
        u16 product;
-       u16 tmp16;
        u8 tmp8;
+       __le16 tmp16;
+       __le32 tmp32;
        int ret;
        int i;
 
@@ -731,19 +732,19 @@ static int dt9812_reset_device(struct comedi_device *dev)
                }
        }
 
-       ret = dt9812_read_info(dev, 1, &vendor, sizeof(vendor));
+       ret = dt9812_read_info(dev, 1, &tmp16, sizeof(tmp16));
        if (ret) {
                dev_err(dev->class_dev, "failed to read vendor id\n");
                return ret;
        }
-       vendor = le16_to_cpu(vendor);
+       vendor = le16_to_cpu(tmp16);
 
-       ret = dt9812_read_info(dev, 3, &product, sizeof(product));
+       ret = dt9812_read_info(dev, 3, &tmp16, sizeof(tmp16));
        if (ret) {
                dev_err(dev->class_dev, "failed to read product id\n");
                return ret;
        }
-       product = le16_to_cpu(product);
+       product = le16_to_cpu(tmp16);
 
        ret = dt9812_read_info(dev, 5, &tmp16, sizeof(tmp16));
        if (ret) {
@@ -752,12 +753,12 @@ static int dt9812_reset_device(struct comedi_device *dev)
        }
        devpriv->device = le16_to_cpu(tmp16);
 
-       ret = dt9812_read_info(dev, 7, &serial, sizeof(serial));
+       ret = dt9812_read_info(dev, 7, &tmp32, sizeof(tmp32));
        if (ret) {
                dev_err(dev->class_dev, "failed to read serial number\n");
                return ret;
        }
-       serial = le32_to_cpu(serial);
+       serial = le32_to_cpu(tmp32);
 
        /* let the user know what node this device is now attached to */
        dev_info(dev->class_dev, "USB DT9812 (%4.4x.%4.4x.%4.4x) #0x%8.8x\n",