From: Yafang Shao <laoar.shao@gmail.com>
To: keescook@chromium.org, rostedt@goodmis.org, peterz@infradead.org,
pmladek@suse.com, viro@zeniv.linux.org.uk,
akpm@linux-foundation.org, valentin.schneider@arm.com,
mathieu.desnoyers@efficios.com, qiang.zhang@windriver.com,
robdclark@chromium.org, christian@brauner.io,
dietmar.eggemann@arm.com, mingo@redhat.com,
juri.lelli@redhat.com, vincent.guittot@linaro.org,
bsegall@google.com, mgorman@suse.de, bristot@redhat.com
Cc: linux-kernel@vger.kernel.org, Yafang Shao <laoar.shao@gmail.com>
Subject: [PATCH v3 2/4] fs/exec: use strscpy instead of strlcpy in __set_task_comm
Date: Sun, 10 Oct 2021 10:24:27 +0000 [thread overview]
Message-ID: <20211010102429.99577-3-laoar.shao@gmail.com> (raw)
In-Reply-To: <20211010102429.99577-1-laoar.shao@gmail.com>
Fix a warning by checkpatch -
WARNING: Prefer strscpy over strlcpy - see: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Acked-by: Kees Cook <keescook@chromium.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Petr Mladek <pmladek@suse.com>
---
fs/exec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/exec.c b/fs/exec.c
index a098c133d8d7..de804c566200 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1224,7 +1224,7 @@ void __set_task_comm(struct task_struct *tsk, const char *buf, bool exec)
{
task_lock(tsk);
trace_task_rename(tsk, buf);
- strlcpy(tsk->comm, buf, sizeof(tsk->comm));
+ strscpy(tsk->comm, buf, sizeof(tsk->comm));
task_unlock(tsk);
perf_event_comm(tsk, exec);
}
--
2.18.2
next prev parent reply other threads:[~2021-10-10 10:25 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-10 10:24 [PATCH v3 0/4] task_struct: extend task comm from 16 to 24 for CONFIG_BASE_FULL Yafang Shao
2021-10-10 10:24 ` [PATCH v3 1/4] connector: use __get_task_comm in proc_comm_connector Yafang Shao
2021-10-10 10:24 ` Yafang Shao [this message]
2021-10-10 10:24 ` [PATCH v3 3/4] sched.h: extend task comm from 16 to 24 for CONFIG_BASE_FULL Yafang Shao
2021-10-14 7:27 ` [sched.h] 317419b91e: perf-sanity-tests.Parse_sched_tracepoints_fields.fail kernel test robot
2021-10-14 9:24 ` Yafang Shao
2021-10-14 12:42 ` Mathieu Desnoyers
2021-10-14 13:05 ` Yafang Shao
2021-10-14 13:09 ` Mathieu Desnoyers
2021-10-14 13:11 ` Yafang Shao
2021-10-14 13:50 ` Mathieu Desnoyers
2021-10-14 14:40 ` Yafang Shao
2021-10-14 14:48 ` Steven Rostedt
2021-10-14 15:05 ` Yafang Shao
2021-10-14 16:14 ` Kees Cook
2021-10-15 2:05 ` Yafang Shao
2021-10-15 2:14 ` Steven Rostedt
2021-10-15 2:20 ` Yafang Shao
2021-10-19 16:51 ` Arnaldo Carvalho de Melo
2021-10-20 4:01 ` Yafang Shao
2021-10-10 10:24 ` [PATCH v3 4/4] kernel/kthread: show a warning if kthread's comm is truncated Yafang Shao
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