Re: bpfilter logging write errors in dmesg

From: Christoph Hellwig
Date: Thu Jul 30 2020 - 02:07:03 EST


Ho Rodrigo,

please try this patch:

diff --git a/net/bpfilter/bpfilter_kern.c b/net/bpfilter/bpfilter_kern.c
index 1905e01c3aa9a7..4494ea6056cdb8 100644
--- a/net/bpfilter/bpfilter_kern.c
+++ b/net/bpfilter/bpfilter_kern.c
@@ -39,7 +39,7 @@ static int __bpfilter_process_sockopt(struct sock *sk, int optname,
{
struct mbox_request req;
struct mbox_reply reply;
- loff_t pos;
+ loff_t pos = 0;
ssize_t n;
int ret = -EFAULT;