Verifier rejects programs incorrectly.
Fixes: 35578d798400 ("bpf: Implement function bpf_perf_event_read()")
Cc: Kaixu Xia <xiaka...@huawei.com>
Cc: Alexei Starovoitov <a...@plumgrid.com>
Signed-off-by: Wei-Chun Chao <weich...@plumgrid.com>
---
v2: better subject line
---
kernel/bpf/verifier.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 48e1c71..ed12e38 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -853,7 +853,7 @@ static int check_map_func_compatibility(struct bpf_map
*map, int func_id)
if (!map)
return 0;
- for (i = 0; i <= ARRAY_SIZE(func_limit); i++) {
+ for (i = 0; i < ARRAY_SIZE(func_limit); i++) {
bool_map = (map->map_type == func_limit[i].map_type);
bool_func = (func_id == func_limit[i].func_id);
/* only when map & func pair match it can continue.
--
1.9.1
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