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drm/vkms: Add missing check for CRTC initialization

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CRTC initialization call drm_mode_crtc_set_gamma_size without the proper
checks, introduce this check to avoid issues.

Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
Reviewed-by: José Expósito <jose.exposito89@gmail.com>
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240906-vkms-add-missing-check-v1-1-1afb3bf3d0a6@bootlin.com
This commit is contained in:
Louis Chauvet
2024-09-06 18:15:03 +02:00
committed by Maíra Canal
parent 2b75feb312
commit 2f7bd9d66e
1 changed files with 6 additions and 1 deletions
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7
drivers/gpu/drm/vkms/vkms_crtc.c
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@@ -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);