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authorDavid S. Miller <davem@davemloft.net>2019-07-25 17:35:03 -0700
committerDavid S. Miller <davem@davemloft.net>2019-07-25 17:35:03 -0700
commit28ba934d28cf46c1ea92f6aff28e8d9ec52e194e (patch)
tree821fd2b12068195842b6d95acf3c5eaac605fcd3 /kernel
parent47d858d0bdcd47cc1c6c9eeca91b091dd9e55637 (diff)
parentcb8ffde5694ae5fffb456eae932aac442aa3a207 (diff)
downloadlinux-28ba934d28cf46c1ea92f6aff28e8d9ec52e194e.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Alexei Starovoitov says: ==================== pull-request: bpf 2019-07-25 The following pull-request contains BPF updates for your *net* tree. The main changes are: 1) fix segfault in libbpf, from Andrii. 2) fix gso_segs access, from Eric. 3) tls/sockmap fixes, from Jakub and John. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/bpf/verifier.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 5900cbb966b1..c84d83f86141 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -8616,8 +8616,8 @@ static int convert_ctx_accesses(struct bpf_verifier_env *env)
}
if (is_narrower_load && size < target_size) {
- u8 shift = (off & (size_default - 1)) * 8;
-
+ u8 shift = bpf_ctx_narrow_load_shift(off, size,
+ size_default);
if (ctx_field_size <= 4) {
if (shift)
insn_buf[cnt++] = BPF_ALU32_IMM(BPF_RSH,