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bpf: Fix compiler warning on info.map_ids for 32bit platform
[linux-2.6-block.git]
/
kernel
/
bpf
/
syscall.c
diff --git
a/kernel/bpf/syscall.c
b/kernel/bpf/syscall.c
index 11a7f82a55d19c67dc71a59b99663bf90f89e6ab..b927da66f653f47e3193fbf430577a072bc6b606 100644
(file)
--- a/
kernel/bpf/syscall.c
+++ b/
kernel/bpf/syscall.c
@@
-1405,7
+1405,7
@@
static int bpf_prog_get_info_by_fd(struct bpf_prog *prog,
info.nr_map_ids = prog->aux->used_map_cnt;
ulen = min_t(u32, info.nr_map_ids, ulen);
if (ulen) {
- u32
*user_map_ids = (u32 *)info.map_ids
;
+ u32
__user *user_map_ids = u64_to_user_ptr(info.map_ids)
;
u32 i;
for (i = 0; i < ulen; i++)