kernel: source code upgrade for adt3-R [1/1]

in amlogic side
the tot CL:
    commit a02cbbb86f9a570b88f6a52d1fed52c8481f61f2
    Author: binqi zhang <binqi.zhang@amlogic.com>
    Date:   Mon Mar 15 17:27:12 2021 +0800

    uvm: fix kernel panic after exit playback [2/2]

    PD#SWPL-45047

    Problem:
    fixed realloc buffer size is not reasonable

    Solution:
    realloc buffer size need real buffer size

    Verify:
    adt3

    Change-Id: I307b37d4b12daf23eb4b8612e71af0452932a75a
Signed-off-by: binqi zhang <binqi.zhang@amlogic.com>

Signed-off-by: Liang Ji <liang.ji@amlogic.com>
Change-Id: Iead8da7ba7c8eef9767ce87cf22ac515d78feb91