diff options
Diffstat (limited to 'ShellPkg/Application/Shell')
| -rw-r--r-- | ShellPkg/Application/Shell/ShellParametersProtocol.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/ShellPkg/Application/Shell/ShellParametersProtocol.c b/ShellPkg/Application/Shell/ShellParametersProtocol.c index b404987340..bbe026b644 100644 --- a/ShellPkg/Application/Shell/ShellParametersProtocol.c +++ b/ShellPkg/Application/Shell/ShellParametersProtocol.c @@ -195,7 +195,9 @@ ParseCommandLineToArgs( CHAR16 *TempParameter;
CHAR16 *Walker;
CHAR16 *NewParam;
+ CHAR16 *NewCommandLine;
UINTN Size;
+ EFI_STATUS Status;
ASSERT(Argc != NULL);
ASSERT(Argv != NULL);
@@ -206,15 +208,21 @@ ParseCommandLineToArgs( return (EFI_SUCCESS);
}
- TrimSpaces(&(CHAR16*)CommandLine);
- Size = StrSize(CommandLine);
+ NewCommandLine = AllocateCopyPool(StrSize(CommandLine), CommandLine);
+ if (NewCommandLine == NULL){
+ return (EFI_OUT_OF_RESOURCES);
+ }
+
+ TrimSpaces(&NewCommandLine);
+ Size = StrSize(NewCommandLine);
TempParameter = AllocateZeroPool(Size);
if (TempParameter == NULL) {
+ SHELL_FREE_NON_NULL(NewCommandLine);
return (EFI_OUT_OF_RESOURCES);
}
for ( Count = 0
- , Walker = (CHAR16*)CommandLine
+ , Walker = (CHAR16*)NewCommandLine
; Walker != NULL && *Walker != CHAR_NULL
; Count++
) {
@@ -228,30 +236,34 @@ ParseCommandLineToArgs( //
(*Argv) = AllocateZeroPool((Count)*sizeof(CHAR16*));
if (*Argv == NULL) {
- SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_OUT_OF_RESOURCES);
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
}
*Argc = 0;
- Walker = (CHAR16*)CommandLine;
+ Walker = (CHAR16*)NewCommandLine;
while(Walker != NULL && *Walker != CHAR_NULL) {
SetMem16(TempParameter, Size, CHAR_NULL);
if (EFI_ERROR(GetNextParameter(&Walker, &TempParameter, Size))) {
- SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_INVALID_PARAMETER);
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
}
NewParam = AllocateCopyPool(StrSize(TempParameter), TempParameter);
if (NewParam == NULL){
- SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_OUT_OF_RESOURCES);
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
}
((CHAR16**)(*Argv))[(*Argc)] = NewParam;
(*Argc)++;
}
ASSERT(Count >= (*Argc));
+ Status = EFI_SUCCESS;
+
+Done:
SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_SUCCESS);
+ SHELL_FREE_NON_NULL(NewCommandLine);
+ return (Status);
}
/**
|