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author | Dan Carpenter <dan.carpenter@oracle.com> | 2017-08-18 10:27:02 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2017-08-18 10:18:20 -0700 |
commit | ae2b27b859a144f503d382580320873c0beb09c7 (patch) | |
tree | 08251cb6077167a861775b00370bfbe5fe4d2bc6 /kernel | |
parent | 98ee2a11374ad1dc7b69c97500f65c87f49ff911 (diff) | |
download | linux-ae2b27b859a144f503d382580320873c0beb09c7.tar.bz2 |
bpf: fix a return in sockmap_get_from_fd()
"map" is a valid pointer. We wanted to return "err" instead. Also
let's return a zero literal at the end.
Fixes: 174a79ff9515 ("bpf: sockmap with sk redirect support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/bpf/syscall.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index d2f2bdf71ffa..b8cb1b3c9bfb 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -1125,11 +1125,11 @@ static int sockmap_get_from_fd(const union bpf_attr *attr, int ptype) fdput(f); bpf_prog_put(prog1); bpf_prog_put(prog2); - return PTR_ERR(map); + return err; } fdput(f); - return err; + return 0; } static int bpf_prog_attach(const union bpf_attr *attr) |