From: Akhil P Oommen <akhilpo@codeaurora.org>
Date: Tue, 22 Sep 2020 14:55:27 +0000 (+0530)
Subject: drm/msm: Leave inuse count intact on map failure
X-Git-Tag: v5.10-rc1~123^2~8^2~3
X-Git-Url: https://repo.jachan.dev/linux.git/commitdiff_plain/63ca94adc03cff509d20b1306e48afccb44d5bdf

drm/msm: Leave inuse count intact on map failure

Leave the inuse count intact on map failure to keep the accounting
accurate.

Signed-off-by: Akhil P Oommen <akhilpo@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
---

diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c
index 80a8a266d68f..f914ddbaea89 100644
--- a/drivers/gpu/drm/msm/msm_gem_vma.c
+++ b/drivers/gpu/drm/msm/msm_gem_vma.c
@@ -88,8 +88,10 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace,
 		ret = aspace->mmu->funcs->map(aspace->mmu, vma->iova, sgt,
 				size, prot);
 
-	if (ret)
+	if (ret) {
 		vma->mapped = false;
+		vma->inuse--;
+	}
 
 	return ret;
 }