commit c9c4de0376ea1717b298f51e57c07cab140ddb7e
author Komal Bajaj <kbajaj@codeaurora.org> Wed May 06 12:02:43 2020 +0530
committer Gerrit - the friendly Code Review server <code-review@localhost> Mon May 18 22:28:33 2020 -0700
tree 6f8cd29b6ac89a29ddd3e31f23e5af7de0e57073
parent c172fe94010e34452543e81be986b8bbed6f572a

QcomModulePkg: Validate NodeName pointer before passing it to function

Validate NodeName pointer before passing it to function.

Change-Id: I4385f053d631990061e19ecac3b4cd673310fccc
Signed-off-by: Komal Bajaj <kbajaj@codeaurora.org>

QcomModulePkg/Library/BootLib/FdtRw.c

diff --git a/QcomModulePkg/Library/BootLib/FdtRw.c b/QcomModulePkg/Library/BootLib/FdtRw.c
index d9abea1..c5bed06 100644
--- a/QcomModulePkg/Library/BootLib/FdtRw.c
+++ b/QcomModulePkg/Library/BootLib/FdtRw.c
@@ -118,9 +118,13 @@
     Node->Next = NodeList;
     NodeList = Node;
     Node->NodeName = AllocateZeroPool (NameLen + 1);
-    CopyMem ((VOID *)Node->NodeName, NodeName, NameLen);
+    if (Node->NodeName) {
+      CopyMem ((VOID *)Node->NodeName, NodeName, NameLen);
 
-    Node->NodeOffset = NodeOffset;
+      Node->NodeOffset = NodeOffset;
+    } else {
+        FdtDeleteNodeList ();
+    }
   } else {
     FdtDeleteNodeList ();
   }