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* [Patch] MdeModulePkg/NetLib: Fix an error when AIP doesn't support network media state detection
@ 2017-12-07  9:51 fanwang2
  2017-12-07 10:47 ` Wu, Jiaxin
  2017-12-08  0:59 ` Fu, Siyuan
  0 siblings, 2 replies; 3+ messages in thread
From: fanwang2 @ 2017-12-07  9:51 UTC (permalink / raw)
  To: edk2-devel; +Cc: Fu Siyuan, Ye Ting, Jiaxin Wu, Wang Fan

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>
---
 MdeModulePkg/Library/DxeNetLib/DxeNetLib.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
index 1bfa33d..d75cca2 100644
--- a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
+++ b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
@@ -2603,10 +2603,28 @@ NetLibDetectMediaWaitTimeout (
   } else {
 
     if (MediaInfo != NULL) {
       FreePool (MediaInfo);
     }
+
+    if (Status == EFI_UNSUPPORTED) {
+
+      //
+      // If gEfiAdapterInfoMediaStateGuid is not supported, call NetLibDetectMedia to get media state!
+      //
+      MediaPresent = TRUE;
+      Status = NetLibDetectMedia (ServiceHandle, &MediaPresent);
+      if (!EFI_ERROR (Status)) {
+        if (MediaPresent == TRUE) {
+          *MediaState = EFI_SUCCESS;
+        } else {
+          *MediaState = EFI_NO_MEDIA;
+        }
+      }
+      return Status;
+    }
+
     return Status;
   }
 
   //
   // Loop to check media state 
-- 
1.9.5.msysgit.1



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2017-12-07  9:51 [Patch] MdeModulePkg/NetLib: Fix an error when AIP doesn't support network media state detection fanwang2
2017-12-07 10:47 ` Wu, Jiaxin
2017-12-08  0:59 ` Fu, Siyuan

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