selftests/bpf: Fix bash reference in Makefile
authorJoe Stringer <joe@wand.net.nz>
Thu, 10 May 2018 22:26:51 +0000 (15:26 -0700)
committerDaniel Borkmann <daniel@iogearbox.net>
Thu, 10 May 2018 23:32:07 +0000 (01:32 +0200)
commit91bc07c9e8a0d553250275088fad337806f5a3cf
treeba1af82cbe6a05a8756c623b5f30cffc37f2dbd5
parentff1f56d9877f82d1fdac64e32827a570a54143bd
selftests/bpf: Fix bash reference in Makefile

'|& ...' is a bash 4.0+ construct which is not guaranteed to be available
when using '$(shell ...)' in a Makefile. Fall back to the more portable
'2>&1 | ...'.

Fixes the following warning during compilation:

/bin/sh: 1: Syntax error: "&" unexpected

Signed-off-by: Joe Stringer <joe@wand.net.nz>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
tools/testing/selftests/bpf/Makefile