diff for duplicates of <20200930061351.GA16460@Asurada-Nvidia>

diff --git a/a/1.txt b/N1/1.txt
index 419e55b..7139e40 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -22,7 +22,3 @@ On Wed, Sep 30, 2020 at 09:10:38AM +0300, Dmitry Osipenko wrote:
 
 I don't quite understand why an extra "_OR_NULL" would hurt
 readability....but I'd take a step back and use IS_ERR().
-_______________________________________________
-iommu mailing list
-iommu@lists.linux-foundation.org
-https://lists.linuxfoundation.org/mailman/listinfo/iommu
diff --git a/a/content_digest b/N1/content_digest
index 4bafc52..0526336 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -7,12 +7,14 @@
  "Subject\0Re: [PATCH v2 2/3] iommu/tegra-smmu: Rework .probe_device and .attach_dev\0"
  "Date\0Tue, 29 Sep 2020 23:13:52 -0700\0"
  "To\0Dmitry Osipenko <digetx@gmail.com>\0"
- "Cc\0linux-kernel@vger.kernel.org"
-  iommu@lists.linux-foundation.org
+ "Cc\0thierry.reding@gmail.com"
+  joro@8bytes.org
   krzk@kernel.org
+  vdumpa@nvidia.com
   jonathanh@nvidia.com
-  thierry.reding@gmail.com
- " linux-tegra@vger.kernel.org\0"
+  linux-tegra@vger.kernel.org
+  iommu@lists.linux-foundation.org
+ " linux-kernel@vger.kernel.org\0"
  "\00:1\0"
  "b\0"
  "On Wed, Sep 30, 2020 at 09:10:38AM +0300, Dmitry Osipenko wrote:\n"
@@ -38,10 +40,6 @@
  "> hurts readability of the code + original error code is missed.\n"
  "\n"
  "I don't quite understand why an extra \"_OR_NULL\" would hurt\n"
- "readability....but I'd take a step back and use IS_ERR().\n"
- "_______________________________________________\n"
- "iommu mailing list\n"
- "iommu@lists.linux-foundation.org\n"
- https://lists.linuxfoundation.org/mailman/listinfo/iommu
+ readability....but I'd take a step back and use IS_ERR().
 
-df89b62cf5abbc30004f296ac3146bfaa5674ed469f14969242dd81a5d292413
+e06f91364c25a20ca813d1f3977600b76e9f1cedfaf25555550a33ceb8ce38cc
