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authorjcarsey <jcarsey@6f19259b-4bc3-4df7-8a09-765794883524>2011-03-30 19:33:03 +0000
committerjcarsey <jcarsey@6f19259b-4bc3-4df7-8a09-765794883524>2011-03-30 19:33:03 +0000
commit33c031ee2092282a069ce07d30202082ceaf61fe (patch)
treeaf76c06a5c4f476e9dfe23096ff2bc0295beaee1 /ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c
parent6b825919f1c16b07b5cac7fc5e298fbeb530d888 (diff)
downloadedk2-platforms-33c031ee2092282a069ce07d30202082ceaf61fe.tar.xz
pointer verification (not NULL) and buffer overrun fixes.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11459 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c')
-rw-r--r--ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c
index 0a97a6ca29..53718c7751 100644
--- a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c
+++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/HexEdit.c
@@ -110,7 +110,7 @@ ShellCommandRunHexEdit (
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
Name = ShellCommandLineGetRawValue(Package, 1);
- if (!IsValidFileName(Name)) {
+ if (Name == NULL || !IsValidFileName(Name)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, Name);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {