samples/bpf: Fix a resource leak

The opened file should be closed in show_sockopts(), otherwise resource
leak will occur that this problem was discovered by reading code

Signed-off-by: Zhu Jun <zhujun2@cmss.chinamobile.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20241010014126.2573-1-zhujun2@cmss.chinamobile.com
This commit is contained in:
Zhu Jun 2024-10-09 18:41:26 -07:00 committed by Andrii Nakryiko
parent c6ca31981b
commit f3ef53174b

View File

@ -178,8 +178,10 @@ static int show_sockopts(int family)
return 1; return 1;
} }
if (get_bind_to_device(sd, name, sizeof(name)) < 0) if (get_bind_to_device(sd, name, sizeof(name)) < 0) {
close(sd);
return 1; return 1;
}
mark = get_somark(sd); mark = get_somark(sd);
prio = get_priority(sd); prio = get_priority(sd);