Module: wine Branch: stable Commit: d5d6d71e426fda1dafd312d6628d2717fef2187e URL: https://source.winehq.org/git/wine.git/?a=commit;h=d5d6d71e426fda1dafd312d66... Author: Sven Baars <sbaars(a)codeweavers.com> Date: Fri Apr 17 20:20:12 2020 +0200 setupapi: Make sure the class name is always set on success in SetupDiGetINFClassW (Valgrind). Signed-off-by: Sven Baars <sbaars(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> (cherry picked from commit dcc6a143e96ce7b500af2746834943ec346fe6b6) Signed-off-by: Michael Stefaniuc <mstefani(a)winehq.org> --- dlls/setupapi/devinst.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/dlls/setupapi/devinst.c b/dlls/setupapi/devinst.c index 8969abd8ee..ddff3367f3 100644 --- a/dlls/setupapi/devinst.c +++ b/dlls/setupapi/devinst.c @@ -4161,7 +4161,11 @@ BOOL WINAPI SetupDiGetINFClassW(PCWSTR inf, LPGUID class_guid, PWSTR class_name, have_name = 0 < dret; if (dret >= MAX_PATH -1) FIXME("buffer might be too small\n"); - if (have_guid && !have_name) FIXME("class name lookup via guid not implemented\n"); + if (have_guid && !have_name) + { + class_name[0] = '\0'; + FIXME("class name lookup via guid not implemented\n"); + } if (have_name) {