Reviewed-by: Ye Ting <ting...@intel.com>
-----Original Message-----
From: Zhang, Lubo
Sent: Wednesday, July 08, 2015 5:30 PM
To: edk2-devel@lists.sourceforge.net; Ye, Ting; Fu, Siyuan; Hai, Yue A
Subject: [patch] MdemodulePkg: fix the problem that data type conversion may
loss data
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Zhang Lubo <lubo.zh...@intel.com>
---
MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c
b/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c
index 9ac6363..fce80d2 100644
--- a/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c
+++ b/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c
@@ -326,15 +326,15 @@ Mtftp4SendRequest (
Len -= ((UINT32) AsciiStrLen ((CHAR8 *) Token->Filename) + (UINT32)
AsciiStrLen ((CHAR8 *) Mode) + 4);
for (Index = 0; Index < Token->OptionCount; ++Index) {
Cur = (UINT8 *) AsciiStrCpyS ((CHAR8 *) Cur, Len, (CHAR8 *)
Options[Index].OptionStr);
Cur += AsciiStrLen ((CHAR8 *) Options[Index].OptionStr) + 1;
- Len -= (AsciiStrLen ((CHAR8 *) Options[Index].OptionStr) + 1);
+ Len -= (UINT32) AsciiStrLen ((CHAR8 *) Options[Index].OptionStr) + 1;
Cur = (UINT8 *) AsciiStrCpyS ((CHAR8 *) Cur, Len, (CHAR8 *)
Options[Index].ValueStr);
Cur += AsciiStrLen ((CHAR8 *) (CHAR8 *) Options[Index].ValueStr) + 1;
- Len -= (AsciiStrLen ((CHAR8 *) (CHAR8 *) Options[Index].ValueStr) + 1);
+ Len -= (UINT32) AsciiStrLen ((CHAR8 *) (CHAR8 *) Options[Index].ValueStr)
+ 1;
}
return Mtftp4SendPacket (Instance, Nbuf);
}
--
1.9.5.msysgit.1
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