fix leaks when looking for links

src/bin/sb.c

@@ -43,6 +43,7 @@ ty_sb_prepend(struct ty_sb *sb, const char *s, size_t  len)
           return -1;
 
         memcpy(new_buf + new_gap, sb->buf, sb->len);
+        free(sb->buf - sb->gap);
         sb->buf = new_buf + new_gap;
         sb->gap = new_gap;
         sb->alloc = new_alloc;

src/bin/termio.c

@@ -2386,7 +2386,6 @@ _smart_mouseover_apply(Termio *sd)
    if (sd->link.string)
      eina_stringshare_del(sd->link.string);
    sd->link.string = eina_stringshare_add(s);
-   s = NULL;
 
    if ((x1 == sd->link.x1) && (y1 == sd->link.y1) &&
        (x2 == sd->link.x2) && (y2 == sd->link.y2))