bpf: drop refcount if bpf_map_new_fd() fails in map_create()

[platform/kernel/linux-rpi.git] / kernel / bpf / syscall.c

diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 90bb0c0..5969592 100644 (file)
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -559,12 +559,12 @@ static int map_create(union bpf_attr *attr)
        err = bpf_map_new_fd(map, f_flags);
        if (err < 0) {
                /* failed to allocate fd.
-                * bpf_map_put() is needed because the above
+                * bpf_map_put_with_uref() is needed because the above
                 * bpf_map_alloc_id() has published the map
                 * to the userspace and the userspace may
                 * have refcnt-ed it through BPF_MAP_GET_FD_BY_ID.
                 */
-               bpf_map_put(map);
+               bpf_map_put_with_uref(map);
                return err;
        }