Re: [PATCH 4/4] s390/zcrypt: fix memleak at release

2019-10-14 Thread Heiko Carstens
On Thu, Oct 10, 2019 at 03:13:33PM +0200, Johan Hovold wrote: > If a process is interrupted while accessing the crypto device and the > global ap_perms_mutex is contented, release() could return early and > fail to free related resources. > > Fixes: 00fab2350e6b ("s390/zcrypt: multiple zcrypt

[PATCH 4/4] s390/zcrypt: fix memleak at release

2019-10-10 Thread Johan Hovold
If a process is interrupted while accessing the crypto device and the global ap_perms_mutex is contented, release() could return early and fail to free related resources. Fixes: 00fab2350e6b ("s390/zcrypt: multiple zcrypt device nodes support") Cc: stable # 4.19 Cc: Harald Freudenberger Cc: