fb: carminefb: trivial annotation packing color register

drivers/video/carminefb.c:171:41: warning: cast to restricted __be32
Signed-off-by: NHarvey Harrison <harvey.harrison@gmail.com>
Cc: Sebastian Siewior <bigeasy@linutronix.de>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/video/carminefb.c

@@ -168,7 +168,7 @@ static int carmine_setcolreg(unsigned regno, unsigned red, unsigned green,
 	blue >>= 8;
 	transp >>= 8;
 
-	((u32 *)info->pseudo_palette)[regno] = be32_to_cpu(transp << 24 |
+	((__be32 *)info->pseudo_palette)[regno] = cpu_to_be32(transp << 24 |
 		red << 0 | green << 8 | blue << 16);
 	return 0;
 }