hartmannathan commented on a change in pull request #5718:
URL: https://github.com/apache/incubator-nuttx/pull/5718#discussion_r824893325
##########
File path: drivers/can/can.c
##########
@@ -407,46 +406,48 @@ static int can_open(FAR struct file *filep)
* for this device, then perform hardware initialization.
*/
- if (list_is_empty(&dev->cd_readers))
+ caninfo("ocount: %u\n", dev->cd_crefs);
+
+ if (dev->cd_crefs >= 255)
{
- caninfo("ocount: %d\n", 0);
+ /* Limit to no more than 255 opens */
Review comment:
Ah yes I see that now. Still, this change is an improvement because it
is becoming more consistent with the way other drivers are written.
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