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drm: msm: fix possible memory leak in mdp5_crtc_cursor_set()
[ Upstream commit947a844bb3
] drm_gem_object_lookup will call drm_gem_object_get inside. So cursor_bo needs to be put when msm_gem_get_and_pin_iova fails. Fixes:e172d10a9c
("drm/msm/mdp5: Add hardware cursor support") Signed-off-by: Hangyu Hua <hbh25y@gmail.com> Link: https://lore.kernel.org/r/20220509061125.18585-1-hbh25y@gmail.com Signed-off-by: Rob Clark <robdclark@chromium.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 3 additions and 1 deletions
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@ -989,8 +989,10 @@ static int mdp5_crtc_cursor_set(struct drm_crtc *crtc,
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ret = msm_gem_get_and_pin_iova(cursor_bo, kms->aspace,
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&mdp5_crtc->cursor.iova);
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if (ret)
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if (ret) {
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drm_gem_object_put(cursor_bo);
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return -EINVAL;
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}
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pm_runtime_get_sync(&pdev->dev);
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