Messages in this thread Patch in this message | | | From | Colin King <> | Subject | [PATCH][next] vfio/mdpy: Fix memory leak of object mdev_state->vconfig | Date | Tue, 22 Jun 2021 19:37:10 +0100 |
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From: Colin Ian King <colin.king@canonical.com>
In the case where the call to vfio_register_group_dev fails the error return path kfree's mdev_state but not mdev_state->vconfig. Fix this by kfree'ing mdev_state->vconfig before returning.
Addresses-Coverity: ("Resource leak") Fixes: 437e41368c01 ("vfio/mdpy: Convert to use vfio_register_group_dev()") Signed-off-by: Colin Ian King <colin.king@canonical.com> --- samples/vfio-mdev/mdpy.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/samples/vfio-mdev/mdpy.c b/samples/vfio-mdev/mdpy.c index 7e9c9df0f05b..393c9df6f6a0 100644 --- a/samples/vfio-mdev/mdpy.c +++ b/samples/vfio-mdev/mdpy.c @@ -261,6 +261,7 @@ static int mdpy_probe(struct mdev_device *mdev) ret = vfio_register_group_dev(&mdev_state->vdev); if (ret) { + kfree(mdev_state->vconfig); kfree(mdev_state); return ret; } -- 2.31.1
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