drivers/video/sgivwfb.c: fix memory leaks in removal path

We were leaking both the cmap memory and the info struct memory.
Signed-off-by: NAndres Salomon <dilinger@debian.org>
Acked-by: NKrzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/video/sgivwfb.c

@@ -837,6 +837,8 @@ static int sgivwfb_remove(struct platform_device *dev)
 		iounmap(par->regs);
 		iounmap(info->screen_base);
 		release_mem_region(DBE_REG_PHYS, DBE_REG_SIZE);
+		fb_dealloc_cmap(&info->cmap);
+		framebuffer_release(info);
 	}
 	return 0;
 }