Replace snprintf("%s", ...) with the faster and more direct strscpy(). Signed-off-by: Thorsten Blum --- Changes in v2: - Keep snprintf("%s", ...) in btf_show_name() as suggested by Alexei - Update patch title - Link to v1: https://lore.kernel.org/lkml/20260201180445.664056-2-thorsten.blum@linux.dev/ --- kernel/bpf/btf.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 8959f3bc1e92..7708958e3fb8 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include @@ -6324,7 +6325,7 @@ static struct btf *btf_parse_base(struct btf_verifier_env *env, const char *name btf->data_size = data_size; btf->kernel_btf = true; btf->named_start_id = 0; - snprintf(btf->name, sizeof(btf->name), "%s", name); + strscpy(btf->name, name); err = btf_parse_hdr(env); if (err) @@ -6443,7 +6444,7 @@ static struct btf *btf_parse_module(const char *module_name, const void *data, btf->start_str_off = base_btf->hdr.str_len; btf->kernel_btf = true; btf->named_start_id = 0; - snprintf(btf->name, sizeof(btf->name), "%s", module_name); + strscpy(btf->name, module_name); btf->data = kvmemdup(data, data_size, GFP_KERNEL | __GFP_NOWARN); if (!btf->data) { -- Thorsten Blum GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4