anchao commented on code in PR #17531:
URL: https://github.com/apache/nuttx/pull/17531#discussion_r2629807130
##########
drivers/timers/timer.c:
##########
@@ -150,11 +150,7 @@ static int timer_open(FAR struct file *filep)
/* Get exclusive access to the device structures */
- ret = nxmutex_lock(&upper->lock);
- if (ret < 0)
- {
- goto errout;
- }
+ nxmutex_lock(&upper->lock);
Review Comment:
could we implement crefs counter to atomic and remove the nxmutex_lock?
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