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tsacct: replace strncpy() with strscpy()

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Replace the deprecated[1] use of strncpy() in bacct_add_tsk().  Since this
is UAPI, include trailing padding in the copy.

Link: https://github.com/KSPP/linux/issues/90 [1]
Link: https://lkml.kernel.org/r/20240711171308.work.995-kees@kernel.org
Signed-off-by: Kees Cook <kees@kernel.org>
Cc: "Dr. Thomas Orgis" <thomas.orgis@uni-hamburg.de>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Ismael Luceno <ismael@iodev.co.uk>
Cc: Peng Liu <liupeng256@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kees Cook 2024-07-11 10:13:09 -07:00 committed by Andrew Morton
parent e1fb7430fc
commit 0fe2356434
1 changed files with 1 additions and 1 deletions
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kernel/tsacct.c
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@ -76,7 +76,7 @@ void bacct_add_tsk(struct user_namespace *user_ns,
stats->ac_minflt = tsk->min_flt; stats->ac_minflt = tsk->min_flt;
stats->ac_majflt = tsk->maj_flt; stats->ac_majflt = tsk->maj_flt;
strncpy(stats->ac_comm, tsk->comm, sizeof(stats->ac_comm)); strscpy_pad(stats->ac_comm, tsk->comm);
} }