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| author | Rustam Kovhaev <rkovhaev@gmail.com> | 2020-09-07 11:55:35 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-17 13:55:44 +0200 |
| commit | 68c125324b5e1d1d22805653735442923d896a1d (patch) | |
| tree | 0f3bcaa08376afc0c0adda5d5e25a5c098ca07da /drivers/usb | |
| parent | a5ba8c6f24b178dcc0f2d0a55fa995dd8f82d292 (diff) | |
KVM: fix memory leak in kvm_io_bus_unregister_dev()
commit f65886606c2d3b562716de030706dfe1bea4ed5e upstream.
when kmalloc() fails in kvm_io_bus_unregister_dev(), before removing
the bus, we should iterate over all other devices linked to it and call
kvm_iodevice_destructor() for them
Fixes: 90db10434b16 ("KVM: kvm_io_bus_unregister_dev() should never fail")
Cc: stable@vger.kernel.org
Reported-and-tested-by: syzbot+f196caa45793d6374707@syzkaller.appspotmail.com
Link: https://syzkaller.appspot.com/bug?extid=f196caa45793d6374707
Signed-off-by: Rustam Kovhaev <rkovhaev@gmail.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20200907185535.233114-1-rkovhaev@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
0 files changed, 0 insertions, 0 deletions