git: 3ca51fac629d - stable/13 - jail: Ignore errors from copyout() while copying the error string

The branch stable/13 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=3ca51fac629dce5bd02757b2e871cd38fbcb228f

commit 3ca51fac629dce5bd02757b2e871cd38fbcb228f
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2023-12-26 01:41:54 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2024-01-02 01:12:45 +0000

    jail: Ignore errors from copyout() while copying the error string
    
    Reviewed by:    zlei, jamie
    MFC after:      1 week
    Differential Revision:  https://reviews.freebsd.org/D43142
    
    (cherry picked from commit abbc260f74b203646dd108ad4038627fcfb0ded7)
---
 sys/kern/kern_jail.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/kern/kern_jail.c b/sys/kern/kern_jail.c
index 9a9371f8591d..8b043687a75b 100644
--- a/sys/kern/kern_jail.c
+++ b/sys/kern/kern_jail.c
@@ -1915,7 +1915,7 @@ kern_jail_set(struct thread *td, struct uio *optuio, int flags)
 				    optuio->uio_iov[errmsg_pos].iov_base,
 				    errmsg_len);
 			else
-				copyout(errmsg,
+				(void)copyout(errmsg,
 				    optuio->uio_iov[errmsg_pos].iov_base,
 				    errmsg_len);
 		}
@@ -2298,7 +2298,7 @@ kern_jail_get(struct thread *td, struct uio *optuio, int flags)
 				    optuio->uio_iov[errmsg_pos].iov_base,
 				    errmsg_len);
 			else
-				copyout(errmsg,
+				(void)copyout(errmsg,
 				    optuio->uio_iov[errmsg_pos].iov_base,
 				    errmsg_len);
 		}