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authorChristian Heimes <christian@cheimes.de>2008-02-15 08:20:11 +0000
committerChristian Heimes <christian@cheimes.de>2008-02-15 08:20:11 +0000
commit43403781bb74830a11e32be3079cf759a4ecf6da (patch)
treecd374337a56430f5683f60a9f0c3fead05a43547 /Modules/mmapmodule.c
parent386308bc577b0c8f2d64202dfdbe8c3ceb832a6e (diff)
downloadcpython-43403781bb74830a11e32be3079cf759a4ecf6da.tar.gz
Bug #2111: mmap segfaults when trying to write a block opened with PROT_READ
Thanks to Thomas Herve for the fix.
Diffstat (limited to 'Modules/mmapmodule.c')
-rw-r--r--Modules/mmapmodule.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c
index 49fe7f7c72..e47211f171 100644
--- a/Modules/mmapmodule.c
+++ b/Modules/mmapmodule.c
@@ -1122,6 +1122,10 @@ new_mmap_object(PyTypeObject *type, PyObject *args, PyObject *kwdict)
"mmap invalid access parameter.");
}
+ if (prot == PROT_READ) {
+ access = ACCESS_READ;
+ }
+
#ifdef HAVE_FSTAT
# ifdef __VMS
/* on OpenVMS we must ensure that all bytes are written to the file */