ShellPkg: Add checks for NULL pointers.

This adds lots of pointer verification with ASSERTs only used when the condition should be impossible and never for memory allocation.

signed-off-by: jcarsey
reviewed-by: geekboy15a

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12523 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2011-10-10 20:32:17 +00:00
parent beab0fc5e2
commit ecae51177e
9 changed files with 56 additions and 21 deletions

View File

@ -42,6 +42,7 @@ ShellCommandRunEfiCompress (
VOID *InBuffer;
CHAR16 *InFileName;
CONST CHAR16 *OutFileName;
CONST CHAR16 *TempParam;
InFileName = NULL;
OutFileName = NULL;
@ -82,10 +83,12 @@ ShellCommandRunEfiCompress (
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
InFileName = ShellFindFilePath(ShellCommandLineGetRawValue(Package, 1));
TempParam = ShellCommandLineGetRawValue(Package, 1);
ASSERT(TempParam != NULL);
InFileName = ShellFindFilePath(TempParam);
OutFileName = ShellCommandLineGetRawValue(Package, 2);
if (InFileName == NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, ShellCommandLineGetRawValue(Package, 1));
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, TempParam);
ShellStatus = SHELL_NOT_FOUND;
} else {
if (ShellIsDirectory(InFileName) == EFI_SUCCESS){