From 2f7bd9d66e638e1ce4a20fea83c9d44c25c3dae8 Mon Sep 17 00:00:00 2001 From: Louis Chauvet Date: Fri, 6 Sep 2024 18:15:03 +0200 Subject: [PATCH] drm/vkms: Add missing check for CRTC initialization MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit CRTC initialization call drm_mode_crtc_set_gamma_size without the proper checks, introduce this check to avoid issues. Signed-off-by: Louis Chauvet Reviewed-by: José Expósito Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20240906-vkms-add-missing-check-v1-1-1afb3bf3d0a6@bootlin.com --- drivers/gpu/drm/vkms/vkms_crtc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/vkms/vkms_crtc.c b/drivers/gpu/drm/vkms/vkms_crtc.c index 2ad164b518fb9..a40295c18b485 100644 --- a/drivers/gpu/drm/vkms/vkms_crtc.c +++ b/drivers/gpu/drm/vkms/vkms_crtc.c @@ -289,7 +289,12 @@ int vkms_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, drm_crtc_helper_add(crtc, &vkms_crtc_helper_funcs); - drm_mode_crtc_set_gamma_size(crtc, VKMS_LUT_SIZE); + ret = drm_mode_crtc_set_gamma_size(crtc, VKMS_LUT_SIZE); + if (ret) { + DRM_ERROR("Failed to set gamma size\n"); + return ret; + } + drm_crtc_enable_color_mgmt(crtc, 0, false, VKMS_LUT_SIZE); spin_lock_init(&vkms_out->lock); -- 2.39.5