bpf: sockmap, fix uninitialized variable
There is a potential execution path in which variable err is returned without being properly initialized previously. Fix this by initializing variable err to 0. Addresses-Coverity-ID: 1468964 ("Uninitialized scalar variable") Fixes: e5cd3abc ("bpf: sockmap, refactor sockmap routines to work with hashmap") Signed-off-by: NGustavo A. R. Silva <gustavo@embeddedor.com> Acked-by: NJohn Fastabend <john.fastabend@gmail.com> Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net>
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