summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--Misc/NEWS3
-rw-r--r--Modules/mmapmodule.c3
2 files changed, 5 insertions, 1 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 9ed8b16..407681b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -15,6 +15,9 @@ Core and Builtins
Library
-------
+- Issue #6271: mmap tried to close invalid file handle (-1) when annonymous.
+ (On Unix)
+
What's New in Python 3.1 Release Candidate 2?
=============================================
diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c
index fd247ab..37584e2 100644
--- a/Modules/mmapmodule.c
+++ b/Modules/mmapmodule.c
@@ -164,7 +164,8 @@ mmap_close_method(mmap_object *self, PyObject *unused)
#endif /* MS_WINDOWS */
#ifdef UNIX
- (void) close(self->fd);
+ if (0 <= self->fd)
+ (void) close(self->fd);
self->fd = -1;
if (self->data != NULL) {
munmap(self->data, self->size);