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-rw-r--r--tools/lib/bpf/bpf.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h
index 2458534c8b33..171cf594f782 100644
--- a/tools/lib/bpf/bpf.h
+++ b/tools/lib/bpf/bpf.h
@@ -36,7 +36,7 @@ int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns,
int bpf_map_update_elem(int fd, const void *key, const void *value,
__u64 flags);
-int bpf_map_lookup_elem(int fd, void *key, void *value);
+int bpf_map_lookup_elem(int fd, const void *key, void *value);
int bpf_map_delete_elem(int fd, void *key);
int bpf_map_get_next_key(int fd, void *key, void *next_key);
int bpf_obj_pin(int fd, const char *pathname);