From: John Darrington <john@darrington.wattle.id.au>
Date: Tue, 17 Nov 2020 17:27:38 +0000 (+0100)
Subject: src/data/dictionary.c (make_hinted_name): Limit generated name to 64 bytes long
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=23f15b12073c0e66b07fb5e58f501cab6a5f9f0f;p=pspp

src/data/dictionary.c (make_hinted_name): Limit generated name to 64 bytes long
---

diff --git a/src/data/dictionary.c b/src/data/dictionary.c
index d2768cad50..9c73e0ea44 100644
--- a/src/data/dictionary.c
+++ b/src/data/dictionary.c
@@ -1094,6 +1094,9 @@ make_hinted_name (const struct dictionary *dict, const char *hint)
   size_t ofs;
   int mblen;
 
+  if (hint_len > ID_MAX_LEN)
+    hint_len = ID_MAX_LEN;
+
   /* The allocation size here is OK: characters that are copied directly fit
      OK, and characters that are not copied directly are replaced by a single
      '_' byte.  If u8_mbtouc() replaces bad input by 0xfffd, then that will get
@@ -1200,6 +1203,7 @@ dict_make_unique_var_name (const struct dictionary *dict, const char *hint,
       if (hinted_name != NULL)
         return hinted_name;
     }
+
   return make_numeric_name (dict, num_start);
 }