| commit | 6641085e8d7b3f061911517f79a2a15a0a21b97b | [log] [tgz] |
|---|---|---|
| author | Schspa Shi <schspa@gmail.com> | Wed Jun 29 10:29:48 2022 +0800 |
| committer | Alex Williamson <alex.williamson@redhat.com> | Thu Jun 30 11:01:14 2022 -0600 |
| tree | f20b66e4a7bb9adfa519aa781f1482fba09ff6a9 | |
| parent | d1877e639bc6bf1c3131eda3f9ede73f8da96c22 [diff] |
vfio: Clear the caps->buf to NULL after free On buffer resize failure, vfio_info_cap_add() will free the buffer, report zero for the size, and return -ENOMEM. As additional hardening, also clear the buffer pointer to prevent any chance of a double free. Signed-off-by: Schspa Shi <schspa@gmail.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Link: https://lore.kernel.org/r/20220629022948.55608-1-schspa@gmail.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>