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-rw-r--r--libgfortran/io/open.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libgfortran/io/open.c b/libgfortran/io/open.c
index 97bf6e4..f579f1f 100644
--- a/libgfortran/io/open.c
+++ b/libgfortran/io/open.c
@@ -351,6 +351,7 @@ new_unit (unit_flags * flags)
/* Create the unit structure. */
u = get_mem (sizeof (gfc_unit) + ioparm.file_len);
+ memset (u, '\0', sizeof (gfc_unit) + ioparm.file_len);
u->unit_number = ioparm.unit;
u->s = s;