samples: bpf: Fix uninitialized variable in xdp_redirect_cpu
authorKumar Kartikeya Dwivedi <memxor@gmail.com>
Thu, 26 Aug 2021 12:09:10 +0000 (17:39 +0530)
committerAlexei Starovoitov <ast@kernel.org>
Thu, 26 Aug 2021 19:09:20 +0000 (12:09 -0700)
commit48b2e71c2e53263ebbb6798bbf208e191937e691
tree7bf0b4c520f9ed47aa30fc9f875bdf17b1bd10d7
parent3599bc5101b36d9ff88da17fe65b001aeadd9c62
samples: bpf: Fix uninitialized variable in xdp_redirect_cpu

While at it, also improve help output when CPU number is greater than
possible.

Fixes: e531a220cc59 ("samples: bpf: Convert xdp_redirect_cpu to XDP samples helper")
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20210826120910.454081-1-memxor@gmail.com
samples/bpf/xdp_redirect_cpu_user.c