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authorJakub Kicinski <kuba@kernel.org>2023-01-27 23:32:02 -0800
committerJakub Kicinski <kuba@kernel.org>2023-01-27 23:32:03 -0800
commit0548c5f26a0fefa721b29be2bfff1c44f15b6d73 (patch)
tree21149a8ae3545dea23fe0bb86ca84d22acf6c50d /net/ipv4
parent7d2c89b325874a35564db5630a459966afab04cc (diff)
parent5416c9aea8323583e8696f0500b6142dfae80821 (diff)
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Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Daniel Borkmann says: ==================== bpf 2023-01-27 We've added 10 non-merge commits during the last 9 day(s) which contain a total of 10 files changed, 170 insertions(+), 59 deletions(-). The main changes are: 1) Fix preservation of register's parent/live fields when copying range-info, from Eduard Zingerman. 2) Fix an off-by-one bug in bpf_mem_cache_idx() to select the right cache, from Hou Tao. 3) Fix stack overflow from infinite recursion in sock_map_close(), from Jakub Sitnicki. 4) Fix missing btf_put() in register_btf_id_dtor_kfuncs()'s error path, from Jiri Olsa. 5) Fix a splat from bpf_setsockopt() via lsm_cgroup/socket_sock_rcv_skb, from Kui-Feng Lee. 6) Fix bpf_send_signal[_thread]() helpers to hold a reference on the task, from Yonghong Song. * tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf: bpf: Fix the kernel crash caused by bpf_setsockopt(). selftests/bpf: Cover listener cloning with progs attached to sockmap selftests/bpf: Pass BPF skeleton to sockmap_listen ops tests bpf, sockmap: Check for any of tcp_bpf_prots when cloning a listener bpf, sockmap: Don't let sock_map_{close,destroy,unhash} call itself bpf: Add missing btf_put to register_btf_id_dtor_kfuncs selftests/bpf: Verify copy_register_state() preserves parent/live fields bpf: Fix to preserve reg parent/live fields when copying range info bpf: Fix a possible task gone issue with bpf_send_signal[_thread]() helpers bpf: Fix off-by-one error in bpf_mem_cache_idx() ==================== Link: https://lore.kernel.org/r/20230127215820.4993-1-daniel@iogearbox.net Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/tcp_bpf.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c
index 94aad3870c5f..cf26d65ca389 100644
--- a/net/ipv4/tcp_bpf.c
+++ b/net/ipv4/tcp_bpf.c
@@ -6,6 +6,7 @@
#include <linux/bpf.h>
#include <linux/init.h>
#include <linux/wait.h>
+#include <linux/util_macros.h>
#include <net/inet_common.h>
#include <net/tls.h>
@@ -639,10 +640,9 @@ EXPORT_SYMBOL_GPL(tcp_bpf_update_proto);
*/
void tcp_bpf_clone(const struct sock *sk, struct sock *newsk)
{
- int family = sk->sk_family == AF_INET6 ? TCP_BPF_IPV6 : TCP_BPF_IPV4;
struct proto *prot = newsk->sk_prot;
- if (prot == &tcp_bpf_prots[family][TCP_BPF_BASE])
+ if (is_insidevar(prot, tcp_bpf_prots))
newsk->sk_prot = sk->sk_prot_creator;
}
#endif /* CONFIG_BPF_SYSCALL */