setupapi: Return the section name in SetupDiGetActualSectionToInstall() even if it doesn't exist.

dlls/setupapi/devinst.c

@@ -1879,17 +1879,7 @@ BOOL WINAPI SetupDiGetActualSectionToInstallW(
     }
 
     if (lLineCount == -1)
-    {
-	/* Test section name without extension */
-	szBuffer[dwLength] = 0;
-	lLineCount = SetupGetLineCountW(InfHandle, szBuffer);
-    }
-
-    if (lLineCount == -1)
-    {
-	SetLastError(ERROR_INVALID_PARAMETER);
-	return FALSE;
-    }
+        szBuffer[dwLength] = 0;
 
     dwFullLength = lstrlenW(szBuffer);
 

dlls/setupapi/tests/devinst.c

@@ -2074,7 +2074,6 @@ static void test_get_actual_section(void)
     ok(!strcasecmp(section, "section7"), "Got unexpected section %s.\n", section);
     ok(!extptr || !*extptr /* Windows 10 1809 */, "Got extension %s.\n", extptr);
 
-todo_wine {
     extptr = section;
     ret = SetupDiGetActualSectionToInstallA(hinf, "section8", section, ARRAY_SIZE(section), NULL, &extptr);
     ok(ret, "Failed to get section, error %#x.\n", GetLastError());
@@ -2086,7 +2085,6 @@ todo_wine {
     ok(ret, "Failed to get section, error %#x.\n", GetLastError());
     ok(!strcasecmp(section, "nonexistent"), "Got unexpected section %s.\n", section);
     ok(!extptr || !*extptr /* Windows 10 1809 */, "Got extension %s.\n", extptr);
-}
 
     extptr = section;
     ret = SetupDiGetActualSectionToInstallA(hinf, "section9", section, ARRAY_SIZE(section), NULL, &extptr);
@@ -2094,7 +2092,6 @@ todo_wine {
     ok(!strcasecmp(section, "section9.NT" MYEXT), "Got unexpected section %s.\n", section);
     ok(extptr == section + 8, "Got extension %s.\n", extptr);
 
-todo_wine {
     if (0)
     {
         /* For some reason, this call hangs on Windows 10 1809. */
@@ -2104,7 +2101,6 @@ todo_wine {
         ok(!strcasecmp(section, "section10"), "Got unexpected section %s.\n", section);
         ok(!extptr, "Got extension %s.\n", extptr);
     }
-}
 
     SetupCloseInfFile(hinf);
     ret = DeleteFileA(inf_path);