vfb: fix memory leaks in removal path

We were leaking the cmap memory.

Signed-off-by: Andres Salomon <dilinger@debian.org>
Acked-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/vfb.c b/drivers/video/vfb.c
index 93fe08d..cc919ae 100644
--- a/drivers/video/vfb.c
+++ b/drivers/video/vfb.c
@@ -543,6 +543,7 @@
 	if (info) {
 		unregister_framebuffer(info);
 		rvfree(videomemory, videomemorysize);
+		fb_dealloc_cmap(&info->cmap);
 		framebuffer_release(info);
 	}
 	return 0;