[Bug 49201] New: Possible usage of null pointer elp in objects.c

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=49201

            Bug ID: 49201
           Summary: Possible usage of null pointer elp in objects.c
           Product: Wine
           Version: 5.8
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: gdi32
          Assignee: wine-bugs(a)winehq.org
          Reporter: mikrutrafal54(a)gmail.com
      Distribution: ---

Pointer `elp` is used but might to be a null pointer - `(elp != NULL)` this
line assume this

https://github.com/wine-mirror/wine/blob/6d801377055911d914226a3c6af8d8637a6...

```
    case PS_USERSTYLE:
        pdev->pen_lines = (pdev->pen_width == 1) ? dashed_pen_lines :
dashed_wide_pen_lines;
        set_dash_pattern( &pdev->pen_pattern, elp->elpNumEntries,
elp->elpStyleEntry );
        if (!(logpen.lopnStyle & PS_GEOMETRIC)) scale_dash_pattern(
&pdev->pen_pattern, 3, PS_ENDCAP_FLAT );
        break;
    }

    pdev->pen_uses_region = (logpen.lopnStyle & PS_GEOMETRIC || pdev->pen_width
> 1);
>     pdev->pen_is_ext = (elp != NULL);

```

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