tools/bpftool: Fix error handing in do_skeleton()
authorYueHaibing <yuehaibing@huawei.com>
Fri, 17 Jul 2020 12:30:59 +0000 (20:30 +0800)
committerAlexei Starovoitov <ast@kernel.org>
Tue, 21 Jul 2020 20:26:25 +0000 (13:26 -0700)
commit956fcfcd359512f15b19bcd157fa8206ed26605b
tree29c6799ad2feba50fb931a9e19b8526570f0eb1d
parentda7a35062bcccd3f67779a357065ba707b02ff2b
tools/bpftool: Fix error handing in do_skeleton()

Fix pass 0 to PTR_ERR, also dump more err info using
libbpf_strerror.

Fixes: 5dc7a8b21144 ("bpftool, selftests/bpf: Embed object file inside skeleton")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Reviewed-by: Quentin Monnet <quentin@isovalent.com>
Link: https://lore.kernel.org/bpf/20200717123059.29624-1-yuehaibing@huawei.com
tools/bpf/bpftool/gen.c