MdeModulePkg/NetLib: Fix an error when AIP doesn't support network media state detection

AIP may not support detecting network media state, in this case,
should call NetLibDetectMedia to get media state. This patch is to
fix this issue.

Cc: Fu Siyuan <siyuan.fu@intel.com>
Cc: Ye Ting <ting.ye@intel.com>
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wang Fan <fan.wang@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>

diff --git a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
index 1bfa33d58d1a07b479b737d6d9a8a504082e9801..d75cca29d61a03673c079bb14c723c31f9a6af50 100644 (file)
--- a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
+++ b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
@@ -2605,6 +2605,24 @@ NetLibDetectMediaWaitTimeout (
     if (MediaInfo != NULL) {\r
       FreePool (MediaInfo);\r
     }\r
+\r
+    if (Status == EFI_UNSUPPORTED) {\r
+\r
+      //\r
+      // If gEfiAdapterInfoMediaStateGuid is not supported, call NetLibDetectMedia to get media state!\r
+      //\r
+      MediaPresent = TRUE;\r
+      Status = NetLibDetectMedia (ServiceHandle, &MediaPresent);\r
+      if (!EFI_ERROR (Status)) {\r
+        if (MediaPresent == TRUE) {\r
+          *MediaState = EFI_SUCCESS;\r
+        } else {\r
+          *MediaState = EFI_NO_MEDIA;\r
+        }\r
+      }\r
+      return Status;\r
+    }\r
+\r
     return Status;\r
   }\r
 \r