Re: KMSAN: uninit-value in cdc_ncm_set_dgram_size

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger  
crash:

Reported-and-tested-by:  
syzbot+0631d878823ce2411636@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         96c6c319 net: kasan: kmsan: support CONFIG_GENERIC_CSUM on..
git tree:       https://github.com/google/kmsan.git
kernel config:  https://syzkaller.appspot.com/x/.config?x=9e324dfe9c7b0360
dashboard link: https://syzkaller.appspot.com/bug?extid=0631d878823ce2411636
compiler:       clang version 9.0.0 (/home/glider/llvm/clang  
80fee25776c2fb61e74c1ecb1a523375c2500b69)
patch:          https://syzkaller.appspot.com/x/patch.diff?x=16b798dce00000

Note: testing is done by a robot and is best-effort only.