On 5/23/2025 9:09 AM, Dan Carpenter wrote:
The devm_drm_panel_alloc() function returns error pointers, it doesn't
return NULL. Update the check to match.
Fixes: 4fca6849864d ("drm/panel: Add Novatek NT37801 panel driver")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx>
---
drivers/gpu/drm/panel/panel-novatek-nt37801.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt37801.c b/drivers/gpu/drm/panel/panel-novatek-nt37801.c
index 84d367eab058..d6a37d7e0cc6 100644
--- a/drivers/gpu/drm/panel/panel-novatek-nt37801.c
+++ b/drivers/gpu/drm/panel/panel-novatek-nt37801.c
@@ -257,8 +257,8 @@ static int novatek_nt37801_probe(struct mipi_dsi_device *dsi)
ctx = devm_drm_panel_alloc(dev, struct novatek_nt37801, panel,
&novatek_nt37801_panel_funcs,
DRM_MODE_CONNECTOR_DSI);
- if (!ctx)
- return -ENOMEM;
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);
ret = devm_regulator_bulk_get_const(dev,
ARRAY_SIZE(novatek_nt37801_supplies),
