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| author | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-11-01 02:10:31 +0000 |
|---|---|---|
| committer | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-11-01 02:10:31 +0000 |
| commit | a56b6e03e22c4023fdf5b026b0fcb096d6a0f677 (patch) | |
| tree | 6ed98050857852c967ed393602f2e949bdf93cb2 /MdeModulePkg/Universal/Network/Mtftp4Dxe | |
| parent | 0d5df2aba72e7c8f2f172900fb7cfece27851a8f (diff) | |
| download | edk2-a56b6e03e22c4023fdf5b026b0fcb096d6a0f677.zip edk2-a56b6e03e22c4023fdf5b026b0fcb096d6a0f677.tar.gz edk2-a56b6e03e22c4023fdf5b026b0fcb096d6a0f677.tar.bz2 | |
Add more check to make code more safely.
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ouyang Qian <ouyang.qian@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13903 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Network/Mtftp4Dxe')
| -rw-r--r-- | MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c b/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c index 26860e5..90207a2 100644 --- a/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c +++ b/MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Support.c @@ -465,6 +465,7 @@ Mtftp4SendPacket ( // to the connected port
//
Value = *((UINT16 *) NetbufGetByte (Packet, 0, NULL));
+ ASSERT (Value != NULL);
OpCode = NTOHS (Value);
if ((OpCode == EFI_MTFTP4_OPCODE_RRQ) ||
@@ -522,6 +523,7 @@ Mtftp4Retransmit ( // Set the requests to the listening port, other packets to the connected port
//
Value = *(UINT16 *) NetbufGetByte (Instance->LastPacket, 0, NULL);
+ ASSERT (Value != NULL);
OpCode = NTOHS (Value);
if ((OpCode == EFI_MTFTP4_OPCODE_RRQ) || (OpCode == EFI_MTFTP4_OPCODE_DIR) ||
|