hdcp: fix buffer overflow in stream gen

Bug: 323964895
Change-Id: I99f1411764fba00fdfe3d08bbdc6dfd5d30d9c8d
Signed-off-by: Ji Soo Shin <[email protected]>
(cherry picked from commit 16a8149b3e0f1ef388abf2b3e38516a0a17bcdfe)
2 files changed