[PATCH][next] bpf: devmap: remove redundant assignment of variable drops
From: Colin King <hidden>
Date: 2021-05-27 14:36:48
Also in:
bpf, kernel-janitors, lkml
Subsystem:
bpf [general] (safe dynamic programs and tools), the rest, xdp (express data path) · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Linus Torvalds, David S. Miller, Jakub Kicinski, Jesper Dangaard Brouer, John Fastabend
From: Colin Ian King <redacted>
The variable drops is being assigned a value that is never
read, it is being updated later on. The assignment is redundant and
can be removed.
Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <redacted>
---
kernel/bpf/devmap.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c
index f9148daab0e3..fe3873b5d13d 100644
--- a/kernel/bpf/devmap.c
+++ b/kernel/bpf/devmap.c@@ -388,8 +388,6 @@ static void bq_xmit_all(struct xdp_dev_bulk_queue *bq, u32 flags) to_send = dev_map_bpf_prog_run(bq->xdp_prog, bq->q, cnt, dev); if (!to_send) goto out; - - drops = cnt - to_send; } sent = dev->netdev_ops->ndo_xdp_xmit(dev, to_send, bq->q, flags);
--
2.31.1