The commit makes sure that the elements in array 'SwitchResp' get
initialized before being used.

Cc: Feng Tian <[email protected]>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hao Wu <[email protected]>
---
 MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHci.c 
b/MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHci.c
index c251fbe..72efd56 100644
--- a/MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHci.c
+++ b/MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHci.c
@@ -2647,6 +2647,7 @@ SdPeimSetBusMode (
   //
   // Get the supported bus speed from SWITCH cmd return data group #1.
   //
+  ZeroMem (SwitchResp, sizeof (SwitchResp));
   Status = SdPeimSwitch (Slot, 0xF, 0xF, 0xF, 0xF, FALSE, SwitchResp);
   if (EFI_ERROR (Status)) {
     return Status;
-- 
1.9.5.msysgit.0

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