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| author |   Dan Carpenter <dan.carpenter@oracle.com> | 2017-08-25 23:27:14 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-08-28 15:23:34 -0700 |
| commit | f740c34ee5cf62e1fff5ebec6d0e63efcc3cdfe9 (patch) | |
| tree | dae07d94d1213f22effa1425da4a05e286dd56ea /tools | |
| parent | net: Add comment that early_demux can change via sysctl (diff) | |
| download | linux-dev-f740c34ee5cf62e1fff5ebec6d0e63efcc3cdfe9.tar.xz linux-dev-f740c34ee5cf62e1fff5ebec6d0e63efcc3cdfe9.zip | |
bpf: fix oops on allocation failure
"err" is set to zero if bpf_map_area_alloc() fails so it means we return
ERR_PTR(0) which is NULL. The caller, find_and_alloc_map(), is not
expecting NULL returns and will oops.
Fixes: 174a79ff9515 ("bpf: sockmap with sk redirect support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
0 files changed, 0 insertions, 0 deletions