(font_parse_fcname): Store divider characters for unknown-spec list.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/font.c b/src/font.c
index 51b7c2ec220..962e8a308f2 100644
--- a/src/font.c
+++ b/src/font.c
@@ -1409,7 +1409,7 @@ font_parse_fcname (name, font)
              the key QCfc_unknown_spec.  */
           char *copy_start, *copy;
 
-          copy_start = copy = alloca (name + len - props_beg);
+          copy_start = copy = alloca (name + len - props_beg + 2);
           if (! copy)
             return -1;
 
@@ -1450,6 +1450,7 @@ font_parse_fcname (name, font)
                   else
                     {
                       /* Unknown key  */
+                      *copy++ = ':';
                       bcopy (p, copy, word_len);
                       copy += word_len;
                     }
@@ -1482,8 +1483,7 @@ font_parse_fcname (name, font)
                         Ffont_put (font, key, val);
                       else
                         {
-                          if (copy_start != copy)
-                            *copy++ = ':';
+                          *copy++ = ':';
                           bcopy (keyhead, copy, q - keyhead);
                           copy += q - keyhead;
                         }