[PATCH] NetworkPkg/DpcDxe: Update the consequent logic when DpcEntry is NULL

["Zhang, Shenglei" <shenglei.zhang@intel.com>]

If DpcEntry is NULL, it means it failed to be allocated space.
ReturnStatus should be EFI_OUT_OF_RESOURCES regardless of the
content of mDpcEntryFreeList.

Cc: Siyuan Fu <siyuan.fu@intel.com>
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Signed-off-by: Shenglei Zhang <shenglei.zhang@intel.com>
---
 NetworkPkg/DpcDxe/Dpc.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/NetworkPkg/DpcDxe/Dpc.c b/NetworkPkg/DpcDxe/Dpc.c
index 8a490949dc8c..ebdb978b254a 100644
--- a/NetworkPkg/DpcDxe/Dpc.c
+++ b/NetworkPkg/DpcDxe/Dpc.c
@@ -137,14 +137,11 @@ DpcQueueDpc (
       gBS->RaiseTPL (TPL_HIGH_LEVEL);
 
       //
-      // If the allocation of a DPC entry fails, and the free list is empty,
-      // then return EFI_OUT_OF_RESOURCES.
+      // If the allocation of a DPC entry fails, return EFI_OUT_OF_RESOURCES.
       //
       if (DpcEntry == NULL) {
-        if (IsListEmpty (&mDpcEntryFreeList)) {
-          ReturnStatus = EFI_OUT_OF_RESOURCES;
-          goto Done;
-        }
+        ReturnStatus = EFI_OUT_OF_RESOURCES;
+        goto Done;
       }
 
       //
-- 
2.18.0.windows.1