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rcu/trace: use strscpy() to instead of strncpy() 

This commit saves a line of code by switching from strncpy() to strscpy()
by permitting the later NUL assignment to be removed.  While in the area,
save another line by taking advantage of 100 characters.

Acked-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Xu Panda <xu.panda@zte.com.cn>
Signed-off-by: Yang Yang <yang.yang29@zte.com.cn>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
This commit is contained in:
Xu Panda 2023-01-05 20:17:57 +08:00 committed by Joel Fernandes (Google)
parent 58d7668242
commit 16d78e8cda
1 changed files with 1 additions and 3 deletions
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4
include/trace/events/rcu.h
View File

@ -776,9 +776,7 @@ TRACE_EVENT_RCU(rcu_torture_read,
),
TP_fast_assign(
strncpy(__entry->rcutorturename, rcutorturename,
RCUTORTURENAME_LEN);
__entry->rcutorturename[RCUTORTURENAME_LEN - 1] = 0;
strscpy(__entry->rcutorturename, rcutorturename, RCUTORTURENAME_LEN);
__entry->rhp = rhp;
__entry->secs = secs;
__entry->c_old = c_old;