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-rw-r--r--ipc/util.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/ipc/util.c b/ipc/util.c
index b5b5431d8..1c929256a 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -317,4 +317,9 @@ void shm_unuse(swp_entry_t entry, struct page *page)
{
}
+int map_zero_setup(struct vm_area_struct *vma)
+{
+ return -EINVAL;
+}
+
#endif /* CONFIG_SYSVIPC */