[PATCH][stable-4.{14,19}.y 0/3] net: cdc_ncm: Backport fixes

[Tudor Ambarus]

Backport patches in order to fix the kernel bug reported at:
Link: https://syzkaller.appspot.com/bug?extid=b982f1059506db48409d

Alexander's patches are prerequisites for the last. I made sure there
are no other fixes in torvalds/master for the prerequisite patches.
Compile tested. Intended for stable/linux-4.{14,19}.y.

Alexander Bersenev (2):
  cdc_ncm: Implement the 32-bit version of NCM Transfer Block
  cdc_ncm: Fix the build warning

Tudor Ambarus (1):
  net: cdc_ncm: Deal with too low values of dwNtbOutMaxSize

 drivers/net/usb/cdc_ncm.c        | 435 ++++++++++++++++++++++++-------
 drivers/net/usb/huawei_cdc_ncm.c |   8 +-
 include/linux/usb/cdc_ncm.h      |  15 +-
 3 files changed, 355 insertions(+), 103 deletions(-)

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2.41.0.rc0.172.g3f132b7071-goog