setupapi: Reset the source file pointer when comparing files.

Signed-off-by: Zebediah Figura <z.figura12@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

setupapi: Reset the source file pointer when comparing files.
007a9c97 · Zebediah Figura · Alexandre Julliard · 72d05585 · 007a9c97
Commit 007a9c97 authored Jun 11, 2020 by Zebediah Figura Committed by Alexandre Julliard Jun 11, 2020
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misc.c dlls/setupapi/misc.c +2 -0

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--- a/dlls/setupapi/misc.c
+++ b/dlls/setupapi/misc.c
@@ -933,6 +933,8 @@ static BOOL find_existing_inf(const WCHAR *source, WCHAR *target)
            if (dest_file == INVALID_HANDLE_VALUE)
                continue;

+            SetFilePointer( source_file, 0, NULL, FILE_BEGIN );
+
            if (GetFileSizeEx( dest_file, &dest_file_size )
                    && dest_file_size.QuadPart == source_file_size.QuadPart
                    && !compare_files( source_file, dest_file ))