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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
commit8f9aa2c90530ab92301a82231ae44f3722becd93 (patch)
treefb282e955b0a880b07131a135257fe3ec764e928 /tools/bpf/bpftool/net.c
parent93467b31bec6da512b51544e5e4584f2745e995e (diff)
parent155b42bec9cbb6b8cdc47dd9bd09503a81fbe493 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/bpf/bpftool/net.c')
-rw-r--r--tools/bpf/bpftool/net.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/bpf/bpftool/net.c b/tools/bpf/bpftool/net.c
index 974189da8a91..dba28755d284 100644
--- a/tools/bpf/bpftool/net.c
+++ b/tools/bpf/bpftool/net.c
@@ -603,14 +603,14 @@ static int query_flow_dissector(struct bpf_attach_info *attach_info)
&attach_flags, prog_ids, &prog_cnt);
close(fd);
if (err) {
- if (errno == EINVAL) {
+ if (err == -EINVAL) {
/* Older kernel's don't support querying
* flow dissector programs.
*/
errno = 0;
return 0;
}
- p_err("can't query prog: %s", strerror(errno));
+ p_err("can't query prog: %s", strerror(-err));
return -1;
}