kernel: use upstream accepted bcm47xxpart parsing fix

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

target/linux/generic/patches-4.4/042-0004-mtd-bcm47xxpart-fix-parsing-first-block-after-aligne.patch

@@ -1,4 +1,6 @@
+From bd5d21310133921021d78995ad6346f908483124 Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
+Date: Sun, 20 Nov 2016 16:09:30 +0100
 Subject: [PATCH] mtd: bcm47xxpart: fix parsing first block after aligned TRX
 MIME-Version: 1.0
 Content-Type: text/plain; charset=UTF-8
@@ -12,6 +14,7 @@ places right after TRX.
 This fixes calculation and simplifies the comment.
 
 Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
+Signed-off-by: Brian Norris <computersforpeace@gmail.com>
 ---
  drivers/mtd/bcm47xxpart.c | 10 ++++------
  1 file changed, 4 insertions(+), 6 deletions(-)