Refreshed patches, removed upstreamed patches:

 generic: 746-stable-net-dsa-mt7530-fix-null-pointer-dereferencing-in-por.patch

Run tested: qemu-x86-64, apalis
Build tested: x86/64, imx6, sunxi/a53

Signed-off-by: Petr Štetiar <ynezz@true.cz>