Fix casts of pointers to integers of different sizes in the ivtv framebuffer
driver.
These were introduced in patch 
38eb6ba5b8487d15b020fe391d324edd2b659b03.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
        if (!err) {
                /* If transfer size > threshold and both src/dst
                addresses are aligned, use DMA */
-               if (count >= 4096 && ((u32)buf & 3) == ((u32)dst & 3)) {
+               if (count >= 4096 &&
+                   ((unsigned long)buf & 3) == ((unsigned long)dst & 3)) {
                        /* Odd address = can't DMA. Align */
-                       if ((u32)dst & 3) {
-                               lead = 4 - ((u32)dst & 3);
+                       if ((unsigned long)dst & 3) {
+                               lead = 4 - ((unsigned long)dst & 3);
                                memcpy(dst, buf, lead);
                                buf += lead;
                                dst += lead;