* alloc.c: Catch some string size overflows that we were missing.

[bpt/emacs.git] / src / coding.c

diff --git a/src/coding.c b/src/coding.c
index 64e8e41..d914e0d 100644 (file)
--- a/src/coding.c
+++ b/src/coding.c
@@ -1071,7 +1071,7 @@ coding_set_destination (struct coding_system *coding)
 static void
 coding_alloc_by_realloc (struct coding_system *coding, EMACS_INT bytes)
 {
-  if (STRING_BYTES_MAX - coding->dst_bytes < bytes)
+  if (STRING_BYTES_BOUND - coding->dst_bytes < bytes)
     string_overflow ();
   coding->destination = (unsigned char *) xrealloc (coding->destination,
                                                    coding->dst_bytes + bytes);