ioremap must be balanced by an iounmap and failing to do so can result in a
memory leak.
Signed-off-by: Amol Lad <amol@verismonetworks.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
        
        rc = platinum_init_fb(info);
        if (rc != 0) {
+               iounmap(pinfo->frame_buffer);
+               iounmap(pinfo->platinum_regs);
+               iounmap(pinfo->cmap_regs);
                dev_set_drvdata(&odev->dev, NULL);
                framebuffer_release(info);
        }