[nasm:nasm-2.13.xx] preproc: Free token's text if only it has been modified

[nasm-bot f. C. G. <gor...@gm...>]

Commit-ID:  750048723eb837b663828ff25e872b6054bebb38
Gitweb:     http://repo.or.cz/w/nasm.git?a=commitdiff;h=750048723eb837b663828ff25e872b6054bebb38
Author:     Cyrill Gorcunov <gor...@gm...>
AuthorDate: Wed, 26 Jul 2017 01:21:16 +0300
Committer:  H. Peter Anvin <hp...@zy...>
CommitDate: Wed, 16 Aug 2017 14:59:15 -0700

preproc: Free token's text if only it has been modified

https://bugzilla.nasm.us/show_bug.cgi?id=3392414

Signed-off-by: Cyrill Gorcunov <gor...@gm...>
Signed-off-by: H. Peter Anvin <hp...@zy...>


---
 asm/preproc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/asm/preproc.c b/asm/preproc.c
index f6e296b..0d0e104 100644
--- a/asm/preproc.c
+++ b/asm/preproc.c
@@ -1280,8 +1280,8 @@ static char *detoken(Token * tlist, bool expand_locals)
                     t->text = nasm_zalloc(2);
                 } else
                     t->text = nasm_strdup(p);
+		nasm_free(q);
             }
-            nasm_free(q);
         }
 
         /* Expand local macros here and not during preprocessing */