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| author | José Expósito <jose.exposito89@gmail.com> | 2022-01-08 19:58:12 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2022-01-19 18:14:45 +0300 |
| commit | ba3a5ddcf1e5df31f2291006d5297ca62035584f (patch) | |
| tree | 92a7bb8b6228aaf657d5729d2cca57777e1ffb71 /drivers/gpu/drm/selftests | |
| parent | 8de223b94b8471b8f9b8cae6279e6fc08564ee67 (diff) | |
| download | linux-ba3a5ddcf1e5df31f2291006d5297ca62035584f.tar.xz | |
drm/selftests/test-drm_dp_mst_helper: Fix memory leak in sideband_msg_req_encode_decode
Avoid leaking the "out" variable if it is not possible to allocate
the "txmsg" variable.
Fixes: 09234b88ef55 ("drm/selftests/test-drm_dp_mst_helper: Move 'sideband_msg_req_encode_decode' onto the heap")
Addresses-Coverity-ID: 1475685 ("Resource leak")
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220108165812.46797-1-jose.exposito89@gmail.com
Diffstat (limited to 'drivers/gpu/drm/selftests')
| -rw-r--r-- | drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c b/drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c index 4004e6dc14de..fc1deb1231a2 100644 --- a/drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c +++ b/drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c @@ -131,8 +131,10 @@ sideband_msg_req_encode_decode(struct drm_dp_sideband_msg_req_body *in) return false; txmsg = kzalloc(sizeof(*txmsg), GFP_KERNEL); - if (!txmsg) + if (!txmsg) { + kfree(out); return false; + } drm_dp_encode_sideband_req(in, txmsg); ret = drm_dp_decode_sideband_req(txmsg, out); |