common: Fix RAIL support flags logging
@@ -1948,7 +1948,7 @@ char* freerdp_rail_support_flags_to_string(UINT32 flags, char* buffer, size_t le
winpr_str_append("RAIL_LEVEL_HANDSHAKE_EX_SUPPORTED", buffer, length, "|");
if (flags & RAIL_LEVEL_LANGUAGE_IME_SYNC_SUPPORTED)
winpr_str_append("RAIL_LEVEL_LANGUAGE_IME_SYNC_SUPPORTED", buffer, length, "|");
- if ((flags & mask) != 0)
+ if ((flags & ~mask) != 0)
{
char tbuffer[64] = { 0 };
_snprintf(tbuffer, sizeof(tbuffer), "RAIL_FLAG_UNKNOWN 0x%08" PRIx32, flags & mask);
