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authorDavid S. Miller <davem@davemloft.net>2020-06-13 15:28:08 -0700
committerDavid S. Miller <davem@davemloft.net>2020-06-13 15:28:08 -0700
commitfa7566a0d68f8467846cba8ec29f1551b0a42de9 (patch)
treec520797b309d68cacd4bb9089473af7bf8644f07 /kernel/bpf/cgroup.c
parentbf97bac9dc6481e9f68992e52bed5cc4b210e636 (diff)
parent29fcb05bbf1a7008900bb9bee347bdbfc7171036 (diff)
downloadlinux-fa7566a0d68f8467846cba8ec29f1551b0a42de9.tar.gz
linux-fa7566a0d68f8467846cba8ec29f1551b0a42de9.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Alexei Starovoitov says: ==================== pull-request: bpf 2020-06-12 The following pull-request contains BPF updates for your *net* tree. We've added 26 non-merge commits during the last 10 day(s) which contain a total of 27 files changed, 348 insertions(+), 93 deletions(-). The main changes are: 1) sock_hash accounting fix, from Andrey. 2) libbpf fix and probe_mem sanitizing, from Andrii. 3) sock_hash fixes, from Jakub. 4) devmap_val fix, from Jesper. 5) load_bytes_relative fix, from YiFei. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/bpf/cgroup.c')
-rw-r--r--kernel/bpf/cgroup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c
index fdf7836750a3..4d76f16524cc 100644
--- a/kernel/bpf/cgroup.c
+++ b/kernel/bpf/cgroup.c
@@ -378,7 +378,7 @@ static struct bpf_prog_list *find_attach_entry(struct list_head *progs,
}
list_for_each_entry(pl, progs, node) {
- if (prog && pl->prog == prog)
+ if (prog && pl->prog == prog && prog != replace_prog)
/* disallow attaching the same prog twice */
return ERR_PTR(-EINVAL);
if (link && pl->link == link)