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Diffstat (limited to 'net/xdp')
-rw-r--r--net/xdp/xsk_diag.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/xdp/xsk_diag.c b/net/xdp/xsk_diag.c
index 9986a759fe06..f59791ba43a0 100644
--- a/net/xdp/xsk_diag.c
+++ b/net/xdp/xsk_diag.c
@@ -97,6 +97,7 @@ static int xsk_diag_fill(struct sock *sk, struct sk_buff *nlskb,
msg->xdiag_ino = sk_ino;
sock_diag_save_cookie(sk, msg->xdiag_cookie);
+ mutex_lock(&xs->mutex);
if ((req->xdiag_show & XDP_SHOW_INFO) && xsk_diag_put_info(xs, nlskb))
goto out_nlmsg_trim;
@@ -117,10 +118,12 @@ static int xsk_diag_fill(struct sock *sk, struct sk_buff *nlskb,
sock_diag_put_meminfo(sk, nlskb, XDP_DIAG_MEMINFO))
goto out_nlmsg_trim;
+ mutex_unlock(&xs->mutex);
nlmsg_end(nlskb, nlh);
return 0;
out_nlmsg_trim:
+ mutex_unlock(&xs->mutex);
nlmsg_cancel(nlskb, nlh);
return -EMSGSIZE;
}