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| author |   Johan Hovold <johan@kernel.org> | 2019-10-10 15:13:33 +0200 |
|---|---|---|
| committer |   Vasily Gorbik <gor@linux.ibm.com> | 2019-10-22 17:55:51 +0200 |
| commit | 388bb19be8eab4674a660e0c97eaf60775362bc7 (patch) | |
| tree | 0981cf6223bc6919945797fb5e1da8a4f6de73e9 /arch/s390/kernel | |
| parent | Linux 5.4-rc4 (diff) | |
| download | linux-dev-388bb19be8eab4674a660e0c97eaf60775362bc7.tar.xz linux-dev-388bb19be8eab4674a660e0c97eaf60775362bc7.zip | |
s390/zcrypt: fix memleak at release
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@vger.kernel.org> # 4.19
Cc: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
0 files changed, 0 insertions, 0 deletions