From: Cyril Roelandt <tipecaml@gmail.com>
Date: Sun, 11 Nov 2012 20:49:30 +0000 (+0100)
Subject: iommu/tegra-smmu.c: fix dentry reference leak in smmu_debugfs_stats_show().
X-Git-Tag: firefly_0821_release~3680^2~1615^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b334b64862efd0eee8d07f2faabbe4b56ee974cd;p=firefly-linux-kernel-4.4.55.git

iommu/tegra-smmu.c: fix dentry reference leak in smmu_debugfs_stats_show().

Call to d_find_alias() needs a corresponding dput().

Signed-off-by: Cyril Roelandt <tipecaml@gmail.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
---

diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index a649f146d17b..c0f7a4266263 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -1054,6 +1054,7 @@ static int smmu_debugfs_stats_show(struct seq_file *s, void *v)
 			stats[i], val, offs);
 	}
 	seq_printf(s, "\n");
+	dput(dent);
 
 	return 0;
 }