Re: [PATCH 12/22] gpu: host1x: Correct host1x_job_pin() error handling

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Reviewed-by: Mikko Perttunen <mperttunen@xxxxxxxxxx>

On 05/23/2017 03:14 AM, Dmitry Osipenko wrote:
In case of relocations / waitchecks patching failure the jobs pins stay
referenced till DRM file get closed, wasting memory. Add the missed
unpinning.

Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
---
  drivers/gpu/host1x/job.c | 16 +++++++---------
  1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c
index d9933828fe87..14f3f957ffab 100644
--- a/drivers/gpu/host1x/job.c
+++ b/drivers/gpu/host1x/job.c
@@ -592,22 +592,20 @@ int host1x_job_pin(struct host1x_job *job, struct device *dev)
err = do_relocs(job, g->bo);
  		if (err)
-			break;
+			goto out;
err = do_waitchks(job, host, g->bo);
  		if (err)
-			break;
+			goto out;
  	}
- if (IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) && !err) {
-		err = copy_gathers(job, dev);
-		if (err) {
-			host1x_job_unpin(job);
-			return err;
-		}
-	}
+	if (!IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL))
+		goto out;
+ err = copy_gathers(job, dev);
  out:
+	if (err)
+		host1x_job_unpin(job);
  	wmb();
return err;

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