Re: [patch] ser_gigaset: return -ENOMEM on error instead of success
From: Paul Bolle <hidden>
Date: 2016-12-09 09:03:29
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kernel-janitors
On Wed, 2016-12-07 at 23:04 +0100, Tilman Schmidt wrote:
Not sure how much evil that does beyond the WARN, but I agree it's worth investigating.
For the record: NULL pointer dereference in tty_unregister_ldisc() on module unload. rmmod got killed, module refcount set -1, etc. My test box locked up twice some random period after all that. So quite a bit of a mess, all in all. Paul Bolle