Properly terminate file name.

diff --git a/Python/import.c b/Python/import.c
index 8f8341038b96a40f792379a9fc55dae1f8165857..d201dae54fba0f6ffeac640007e5e64b7acb74f5 100644 (file)
--- a/Python/import.c
+++ b/Python/import.c
@@ -997,7 +997,7 @@ get_sourcefile(const char *file)
        }
 
        strncpy(py, file, len-1);
-       py[len] = '\0';
+       py[len-1] = '\0';
        if (stat(py, &statbuf) == 0 &&
                S_ISREG(statbuf.st_mode)) {
                u = PyUnicode_DecodeFSDefault(py);