git: 4b17776d9afd - main - compat/freebsd32: set uio_rw for trailer's uio in freebsd32_sendfile()

From: Konstantin Belousov <kib_at_FreeBSD.org>
Date: Fri, 14 Aug 2026 14:36:04 UTC
The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=4b17776d9afd0009ac8547126c59c97eda0f3fc9

commit 4b17776d9afd0009ac8547126c59c97eda0f3fc9
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-08-14 05:00:21 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-08-14 14:35:39 +0000

    compat/freebsd32: set uio_rw for trailer's uio in freebsd32_sendfile()
    
    PR:     297516
    Reported by:    asomers
    Fixes:  dfad790c8cca ("sendfile: stop abusing kern_writev()")
    Sponsored by:   The FreeBSD Foundation
    MFC after:      3 days
---
 sys/compat/freebsd32/freebsd32_misc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/compat/freebsd32/freebsd32_misc.c b/sys/compat/freebsd32/freebsd32_misc.c
index e899c55ee5b1..08e15140317d 100644
--- a/sys/compat/freebsd32/freebsd32_misc.c
+++ b/sys/compat/freebsd32/freebsd32_misc.c
@@ -2251,6 +2251,8 @@ freebsd32_do_sendfile(struct thread *td,
 			    hdtr32.trl_cnt, &trl_uio);
 			if (error)
 				goto out;
+			trl_uio->uio_rw = UIO_WRITE;
+			trl_uio->uio_td = td;
 		}
 	}