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Commit 952925de authored by Colin Ian King's avatar Colin Ian King Committed by David S. Miller
Browse files

bpf: remove redundant variable old_flags 



Variable old_flags is being assigned but is never read; it is redundant
and can be removed.

Cleans up clang warning: Value stored to 'old_flags' is never read

Signed-off-by: default avatarColin Ian King <colin.king@canonical.com>
Acked-by: default avatarAlexei Starovoitov <ast@kernel.org>
Acked-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent df24cd4f

kernel/bpf/cgroup.c

+0 −2
Original line number Diff line number Diff line
@@ -192,7 +192,6 @@ int __cgroup_bpf_attach(struct cgroup *cgrp, struct bpf_prog *prog, 
	struct cgroup_subsys_state *css;

	struct bpf_prog_list *pl;

	bool pl_was_allocated;

	u32 old_flags;

	int err;



	if ((flags & BPF_F_ALLOW_OVERRIDE) && (flags & BPF_F_ALLOW_MULTI))
@@ -239,7 +238,6 @@ int __cgroup_bpf_attach(struct cgroup *cgrp, struct bpf_prog *prog, 
		pl->prog = prog;

	}



	old_flags = cgrp->bpf.flags[type];

	cgrp->bpf.flags[type] = flags;



	/* allocate and recompute effective prog arrays */