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bpf: Fix BPF_PROG_ASSOC_STRUCT_OPS last field check

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When struct prog_assoc_struct_ops was added,
BPF_PROG_ASSOC_STRUCT_OPS_LAST_FIELD referenced prog_fd instead of the
actual last field, flags.

Fixes: b5709f6d26 ("bpf: Support associating BPF program with struct_ops")
Signed-off-by: Thiébaud Weksteen <tweek@google.com>
Reviewed-by: Jakub Sitnicki <jakub@cloudflare.com>
Acked-by: Yonghong Song <yonghong.song@linux.dev>
Link: https://lore.kernel.org/r/20260618040934.4113938-1-tweek@google.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Thiébaud Weksteen 2026-06-18 14:09:33 +10:00 committed by Alexei Starovoitov
parent 0dfcb68a6a
commit 8405c46264
1 changed files with 1 additions and 1 deletions
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2
kernel/bpf/syscall.c
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@ -6308,7 +6308,7 @@ static int prog_stream_read(union bpf_attr *attr)
return ret;
}
#define BPF_PROG_ASSOC_STRUCT_OPS_LAST_FIELD prog_assoc_struct_ops.prog_fd
#define BPF_PROG_ASSOC_STRUCT_OPS_LAST_FIELD prog_assoc_struct_ops.flags
static int prog_assoc_struct_ops(union bpf_attr *attr)
{