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author | David S. Miller <davem@davemloft.net> | 2018-05-21 16:01:54 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2018-05-21 16:01:54 -0400 |
commit | 6f6e434aa267a6030477876d89444fe3a6b7a48d (patch) | |
tree | 67755c422f1e85451aa646eae21d4c6f3f389d9f /kernel/bpf/sockmap.c | |
parent | 44c752fe584d8b9f6e0756ecffa8691677471862 (diff) | |
parent | 6741c4bb389da103c0d79ad1961884628900bfe6 (diff) | |
download | linux-6f6e434aa267a6030477876d89444fe3a6b7a48d.tar.gz linux-6f6e434aa267a6030477876d89444fe3a6b7a48d.tar.bz2 linux-6f6e434aa267a6030477876d89444fe3a6b7a48d.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
S390 bpf_jit.S is removed in net-next and had changes in 'net',
since that code isn't used any more take the removal.
TLS data structures split the TX and RX components in 'net-next',
put the new struct members from the bug fix in 'net' into the RX
part.
The 'net-next' tree had some reworking of how the ERSPAN code works in
the GRE tunneling code, overlapping with a one-line headroom
calculation fix in 'net'.
Overlapping changes in __sock_map_ctx_update_elem(), keep the bits
that read the prog members via READ_ONCE() into local variables
before using them.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/bpf/sockmap.c')
-rw-r--r-- | kernel/bpf/sockmap.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c index c6de1393df63..cd832250a478 100644 --- a/kernel/bpf/sockmap.c +++ b/kernel/bpf/sockmap.c @@ -1729,11 +1729,11 @@ static int __sock_map_ctx_update_elem(struct bpf_map *map, * we increment the refcnt. If this is the case abort with an * error. */ - verdict = bpf_prog_inc_not_zero(progs->bpf_verdict); + verdict = bpf_prog_inc_not_zero(verdict); if (IS_ERR(verdict)) return PTR_ERR(verdict); - parse = bpf_prog_inc_not_zero(progs->bpf_parse); + parse = bpf_prog_inc_not_zero(parse); if (IS_ERR(parse)) { bpf_prog_put(verdict); return PTR_ERR(parse); @@ -1741,12 +1741,12 @@ static int __sock_map_ctx_update_elem(struct bpf_map *map, } if (tx_msg) { - tx_msg = bpf_prog_inc_not_zero(progs->bpf_tx_msg); + tx_msg = bpf_prog_inc_not_zero(tx_msg); if (IS_ERR(tx_msg)) { - if (verdict) - bpf_prog_put(verdict); - if (parse) + if (parse && verdict) { bpf_prog_put(parse); + bpf_prog_put(verdict); + } return PTR_ERR(tx_msg); } } @@ -1826,10 +1826,10 @@ out_free: kfree(e); smap_release_sock(psock, sock); out_progs: - if (verdict) - bpf_prog_put(verdict); - if (parse) + if (parse && verdict) { bpf_prog_put(parse); + bpf_prog_put(verdict); + } if (tx_msg) bpf_prog_put(tx_msg); write_unlock_bh(&sock->sk_callback_lock); |