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(parent: 4afe60a) | patch
bpf: Avoid unnecessary instruction in convert_bpf_ld_abs()
authorDavid Miller <davem@redhat.com>
Mon, 26 Nov 2018 21:42:41 +0000 (13:42 -0800)
committerDaniel Borkmann <daniel@iogearbox.net>
Mon, 26 Nov 2018 22:10:27 +0000 (23:10 +0100)
commitd8f3e978bd30014081c599456285ca1d58c2aae1
tree16031a2c1fc047a49c38fb4a3024e9cc3797e1ebtree | snapshot
parent4afe60a97ba6ffacc4d030b13653dc64099fea26commit | diff
bpf: Avoid unnecessary instruction in convert_bpf_ld_abs()

'offset' is constant and if it is zero, no need to subtract it
from BPF_REG_TMP.

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
net/core/filter.c diff | blob | history