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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-09-30 15:42:22 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-10 14:50:32 +0200 |
| commit | e0b0cb9388642c104838fac100a4af32745621e2 (patch) | |
| tree | f25a5186cb5d1fff89c24a9cc47e81a092a67f0d /security | |
| parent | 5dc54a06f6e575f146492661129d24f3b50d17bb (diff) | |
| download | linux-stable-e0b0cb9388642c104838fac100a4af32745621e2.tar.gz linux-stable-e0b0cb9388642c104838fac100a4af32745621e2.tar.bz2 linux-stable-e0b0cb9388642c104838fac100a4af32745621e2.zip | |
virt: vbox: fix memory leak in hgcm_call_preprocess_linaddr
In hgcm_call_preprocess_linaddr memory is allocated for bounce_buf but
is not released if copy_form_user fails. In order to prevent memory leak
in case of failure, the assignment to bounce_buf_ret is moved before the
error check. This way the allocated bounce_buf will be released by the
caller.
Fixes: 579db9d45cb4 ("virt: Add vboxguest VMMDEV communication code")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20190930204223.3660-1-navid.emamdoost@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions