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| author | Haoxiang Li <haoxiang_li2024@163.com> | 2024-12-19 12:02:56 +0300 |
|---|---|---|
| committer | Liviu Dudau <liviu.dudau@arm.com> | 2025-01-29 22:59:04 +0300 |
| commit | 79fc672a092d93a7eac24fe20a571d4efd8fa5a4 (patch) | |
| tree | 61a8147aceacb01e7d531a87f690097dae544325 | |
| parent | fd39c41bcd82d5ebaaebadb944eab5598c668a90 (diff) | |
| download | linux-79fc672a092d93a7eac24fe20a571d4efd8fa5a4.tar.xz | |
drm/komeda: Add check for komeda_get_layer_fourcc_list()
Add check for the return value of komeda_get_layer_fourcc_list()
to catch the potential exception.
Fixes: 5d51f6c0da1b ("drm/komeda: Add writeback support")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Acked-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://lore.kernel.org/r/20241219090256.146424-1-haoxiang_li2024@163.com
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c b/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c index ebccb74306a7..f30b3d5eeca5 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c @@ -160,6 +160,10 @@ static int komeda_wb_connector_add(struct komeda_kms_dev *kms, formats = komeda_get_layer_fourcc_list(&mdev->fmt_tbl, kwb_conn->wb_layer->layer_type, &n_formats); + if (!formats) { + kfree(kwb_conn); + return -ENOMEM; + } err = drm_writeback_connector_init(&kms->base, wb_conn, &komeda_wb_connector_funcs, |