git: 14943fbc483a - stable/14 - thread: Ignore errors when copying out during thr_exit()
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Date: Tue, 02 Jan 2024 00:37:25 UTC
The branch stable/14 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=14943fbc483a502a3e183d88f69954642ee91eba commit 14943fbc483a502a3e183d88f69954642ee91eba Author: Mark Johnston <markj@FreeBSD.org> AuthorDate: 2023-12-26 01:42:04 +0000 Commit: Mark Johnston <markj@FreeBSD.org> CommitDate: 2024-01-02 00:29:53 +0000 thread: Ignore errors when copying out during thr_exit() It does not seem reasonable to return to userspace after calling umtx_thread_exit(). This is in preparation for annotating copyin() and related functions with __result_use_check. Reviewed by: olce, kib MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D43143 (cherry picked from commit f450277f7a608f26624384e046c1987490c51296) --- sys/kern/kern_thr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/kern/kern_thr.c b/sys/kern/kern_thr.c index 544479fc9f13..e2f1b6baca4b 100644 --- a/sys/kern/kern_thr.c +++ b/sys/kern/kern_thr.c @@ -315,8 +315,8 @@ sys_thr_exit(struct thread *td, struct thr_exit_args *uap) /* Signal userland that it can free the stack. */ if ((void *)uap->state != NULL) { - suword_lwpid(uap->state, 1); - kern_umtx_wake(td, uap->state, INT_MAX, 0); + (void)suword_lwpid(uap->state, 1); + (void)kern_umtx_wake(td, uap->state, INT_MAX, 0); } return (kern_thr_exit(td));