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| author | Lorenz Bauer <lmb@cloudflare.com> | 2021-10-14 15:25:53 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-26 11:35:59 +0100 |
| commit | 5c6fb0e0c73b4b45b15e4c6089ca5ef03197e246 (patch) | |
| tree | 8b24816e3bdf6eefc7d256ccc4ec375ee0a25fd5 /net/core | |
| parent | 0e7e6e04ee8338997a7c37ba80b3835a9fbcfe5d (diff) | |
| download | linux-stable-5c6fb0e0c73b4b45b15e4c6089ca5ef03197e246.tar.gz linux-stable-5c6fb0e0c73b4b45b15e4c6089ca5ef03197e246.tar.bz2 linux-stable-5c6fb0e0c73b4b45b15e4c6089ca5ef03197e246.zip | |
bpf: Prevent increasing bpf_jit_limit above max
[ Upstream commit fadb7ff1a6c2c565af56b4aacdd086b067eed440 ]
Restrict bpf_jit_limit to the maximum supported by the arch's JIT.
Signed-off-by: Lorenz Bauer <lmb@cloudflare.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20211014142554.53120-4-lmb@cloudflare.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/sysctl_net_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index 2597449ae9b4..0a0bf8062365 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -417,7 +417,7 @@ static struct ctl_table net_core_table[] = { .mode = 0600, .proc_handler = proc_dolongvec_minmax_bpf_restricted, .extra1 = &long_one, - .extra2 = &long_max, + .extra2 = &bpf_jit_limit_max, }, #endif { |