[03/14] bpfilter: switch to kernel_write
diff mbox series

Message ID 20200513065656.2110441-4-hch@lst.de
State New
Headers show
Series
  • [01/14] cachefiles: switch to kernel_write
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Commit Message

Christoph Hellwig May 13, 2020, 6:56 a.m. UTC
While pipes don't really need sb_writers projection, __kernel_write is an
interface better kept private, and the additional rw_verify_area does not
hurt here.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 net/bpfilter/bpfilter_kern.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/net/bpfilter/bpfilter_kern.c b/net/bpfilter/bpfilter_kern.c
index c0f0990f30b60..1905e01c3aa9a 100644
--- a/net/bpfilter/bpfilter_kern.c
+++ b/net/bpfilter/bpfilter_kern.c
@@ -50,7 +50,7 @@  static int __bpfilter_process_sockopt(struct sock *sk, int optname,
 	req.len = optlen;
 	if (!bpfilter_ops.info.pid)
 		goto out;
-	n = __kernel_write(bpfilter_ops.info.pipe_to_umh, &req, sizeof(req),
+	n = kernel_write(bpfilter_ops.info.pipe_to_umh, &req, sizeof(req),
 			   &pos);
 	if (n != sizeof(req)) {
 		pr_err("write fail %zd\n", n);