diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c index 60e0b75435..675850cff4 100644 --- a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c +++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.c @@ -637,7 +637,7 @@ HBufferImageRestoreMousePosition ( CurrentLine = HBufferImage.CurrentLine;
Line = HMoveLine (FRow - HBufferImage.BufferPosition.Row);
- if (FColumn > Line->Size) {
+ if (Line == NULL || FColumn > Line->Size) {
HasCharacter = FALSE;
}
@@ -1620,7 +1620,7 @@ Returns: //
HBufferImage.BufferPosition.Row = NewFilePosRow;
if (RowGap <= 0) {
- Abs = -RowGap;
+ Abs = (UINTN)ABS(RowGap);
HBufferImage.DisplayPosition.Row -= Abs;
} else {
HBufferImage.DisplayPosition.Row += RowGap;
@@ -1931,7 +1931,7 @@ Returns: //
// if that line, is not that long, so move to the end of that line
//
- if (FCol > Line->Size) {
+ if (Line != NULL && FCol > Line->Size) {
FCol = Line->Size + 1;
HighBits = TRUE;
}
|