From b679ffe808759514c5dc12151ea7ff28c17c43a1 Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Sat, 2 Nov 2019 13:09:54 +0100 Subject: util.encodings: Don't ignore non-strings passed to stringprep functions If you manage to pass a table or something weird to these, you deserve to know. --- util-src/encodings.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/util-src/encodings.c b/util-src/encodings.c index 4fe83c64..367182b6 100644 --- a/util-src/encodings.c +++ b/util-src/encodings.c @@ -283,12 +283,7 @@ static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile) UErrorCode err = U_ZERO_ERROR; - if(!lua_isstring(L, 1)) { - lua_pushnil(L); - return 1; - } - - input = lua_tolstring(L, 1, &input_len); + input = luaL_checklstring(L, 1, &input_len); if(input_len >= 1024) { lua_pushnil(L); @@ -408,11 +403,6 @@ static int stringprep_prep(lua_State *L, const Stringprep_profile *profile) { int ret; Stringprep_profile_flags flags = 0; - if(!lua_isstring(L, 1)) { - lua_pushnil(L); - return 1; - } - s = check_utf8(L, 1, &len); /* strict */ -- cgit v1.2.3