Commit 6ab690aa authored Apr 20, 2018 by Jann Horn Committed by Daniel Borkmann Apr 20, 2018

bpf: sockmap remove dead check



Remove dead code that bails on `attr->value_size > KMALLOC_MAX_SIZE` - the
previous check already bails on `attr->value_size != 4`.

Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

parent 0a0a7e00

kernel/bpf/sockmap.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -1442,9 +1442,6 @@ static struct bpf_map sock_map_alloc(union bpf_attr attr)
		attr->value_size != 4 \|\| attr->map_flags & ~SOCK_CREATE_FLAG_MASK)
		return ERR_PTR(-EINVAL);

		if (attr->value_size > KMALLOC_MAX_SIZE)
		return ERR_PTR(-E2BIG);

		err = bpf_tcp_ulp_register();
		if (err && err != -EEXIST)
		return ERR_PTR(err);