arcfb: kill sparse warning

The framebuffer memory is allocated from system RAM (vmalloc'ed). Add __force
annotations.

Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c
index 30a8369757e7ceca4b2a82ef49c98f7f9cb05cf3..66e0bd1249e9c6c06159115fcdc97bc0a0c191a0 100644 (file)
--- a/drivers/video/arcfb.c
+++ b/drivers/video/arcfb.c
@@ -262,7 +262,8 @@ static void arcfb_lcd_update_page(struct arcfb_par *par, unsigned int upper,
        ks108_set_yaddr(par, chipindex, upper/8);
 
        linesize = par->info->var.xres/8;
-       src = par->info->screen_base + (left/8) + (upper * linesize);
+       src = (unsigned char __force *) par->info->screen_base + (left/8) +
+               (upper * linesize);
        ks108_set_xaddr(par, chipindex, left);
 
        bitmask=1;
@@ -477,7 +478,7 @@ static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t cou
        if (count) {
                char *base_addr;
 
-               base_addr = info->screen_base;
+               base_addr = (char __force *)info->screen_base;
                count -= copy_from_user(base_addr + p, buf, count);
                *ppos += count;
                err = -EFAULT;
@@ -603,7 +604,7 @@ static int arcfb_remove(struct platform_device *dev)
 
        if (info) {
                unregister_framebuffer(info);
-               vfree(info->screen_base);
+               vfree((void __force *)info->screen_base);
                framebuffer_release(info);
        }
        return 0;