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gdi32: NULL terminate output string in CreateDCW.

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This commit is contained in:
Piotr Caban 2022-11-29 12:17:11 +01:00 committed by Alexandre Julliard
parent de3c286adf
commit b6204639ba
1 changed files with 4 additions and 1 deletions
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5
dlls/gdi32/dc.c
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@ -244,7 +244,7 @@ HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
{ {
return 0; return 0;
} }
else if (output && !(port = HeapAlloc( GetProcessHeap(), 0, output_str.Length ))) else if (output && !(port = HeapAlloc( GetProcessHeap(), 0, output_str.Length + sizeof(WCHAR) )))
{ {
ClosePrinter( hspool ); ClosePrinter( hspool );
return 0; return 0;
@ -271,7 +271,10 @@ HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
if (ret && hspool && (dc_attr = get_dc_attr( ret ))) if (ret && hspool && (dc_attr = get_dc_attr( ret )))
{ {
if (port) if (port)
{
memcpy( port, output, output_str.Length ); memcpy( port, output, output_str.Length );
port[output_str.Length / sizeof(WCHAR)] = 0;
}
dc_attr->hspool = HandleToULong( hspool ); dc_attr->hspool = HandleToULong( hspool );
dc_attr->output = (ULONG_PTR)port; dc_attr->output = (ULONG_PTR)port;
} }