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Diffstat (limited to 'ArmPlatformPkg/Bds')
-rw-r--r--ArmPlatformPkg/Bds/BdsHelper.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/ArmPlatformPkg/Bds/BdsHelper.c b/ArmPlatformPkg/Bds/BdsHelper.c
index 3142d85c10..1c233d76c5 100644
--- a/ArmPlatformPkg/Bds/BdsHelper.c
+++ b/ArmPlatformPkg/Bds/BdsHelper.c
@@ -35,7 +35,7 @@ EditHIInputStr (
Print (CmdLine);
// To prevent a buffer overflow, we only allow to enter (MaxCmdLine-1) characters
- for (CmdLineIndex = StrLen (CmdLine); CmdLineIndex < MaxCmdLine - 1; ) {
+ for (CmdLineIndex = StrLen (CmdLine); CmdLineIndex < MaxCmdLine; ) {
Status = gBS->WaitForEvent (1, &gST->ConIn->WaitForKey, &WaitIndex);
ASSERT_EFI_ERROR (Status);
@@ -62,7 +62,7 @@ EditHIInputStr (
}
} else if ((Key.ScanCode == SCAN_ESC) || (Char == 0x1B) || (Char == 0x0)) {
return EFI_INVALID_PARAMETER;
- } else {
+ } else if (CmdLineIndex < (MaxCmdLine-1)) {
CmdLine[CmdLineIndex++] = Key.UnicodeChar;
Print (L"%c", Key.UnicodeChar);
}
@@ -187,9 +187,7 @@ GetHIInputBoolean (
while(1) {
Print (L"[y/n] ");
- // Set MaxCmdLine to 3 to give space for carriage return (when the user
- // hits enter) and terminal '\0'.
- Status = GetHIInputStr (CmdBoolean, 3);
+ Status = GetHIInputStr (CmdBoolean, 2);
if (EFI_ERROR(Status)) {
return Status;
} else if ((CmdBoolean[0] == L'y') || (CmdBoolean[0] == L'Y')) {