commit 704571a: [Minor] Fix fromtable method

[Vsevolod Stakhov]

Author: Vsevolod Stakhov
Date: 2019-10-10 14:16:38 +0100
URL: https://github.com/rspamd/rspamd/commit/704571a373230813fe1a619a8b4be75927b59b70 (HEAD -> master)

[Minor] Fix fromtable method

---
 src/lua/lua_text.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/lua/lua_text.c b/src/lua/lua_text.c
index d02e1f5aa..328d6e8d5 100644
--- a/src/lua/lua_text.c
+++ b/src/lua/lua_text.c
@@ -190,7 +190,7 @@ lua_text_fromtable (lua_State *L)
 		delim = lua_tolstring (L, 2, &dlen);
 	}
 	else {
-		dlen = strlen (delim);
+		dlen = 0;
 	}
 
 	/* Calculate length needed */
@@ -243,11 +243,13 @@ lua_text_fromtable (lua_State *L)
 
 			if (elt) {
 				memcpy (dest, elt->start, elt->len);
+				dest += elt->len;
 			}
 		}
 
-		if (i != tblen - 1) {
+		if (dlen && i != tblen - 1) {
 			memcpy (dest, delim, dlen);
+			dest += dlen;
 		}
 
 		lua_pop (L, 1);