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-rw-r--r--kernel/bpf/btf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index d5019c4454d6..520f49f422fe 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -415,7 +415,7 @@ const char *btf_type_str(const struct btf_type *t)
struct btf_show {
u64 flags;
void *target; /* target of show operation (seq file, buffer) */
- void (*showfn)(struct btf_show *show, const char *fmt, va_list args);
+ __printf(2, 0) void (*showfn)(struct btf_show *show, const char *fmt, va_list args);
const struct btf *btf;
/* below are used during iteration */
struct {