Module Name: src
Committed By: riastradh
Date: Tue Dec 3 05:01:58 UTC 2019
Modified Files:
src/sys/dev/usb: usbnet.c
Log Message:
Fix inequality for refcnt drain: -1 here means all refs gone.
To generate a diff of this commit:
cvs rdiff -u -r1.31 -r1.32 src/sys/dev/usb/usbnet.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/usb/usbnet.c
diff -u src/sys/dev/usb/usbnet.c:1.31 src/sys/dev/usb/usbnet.c:1.32
--- src/sys/dev/usb/usbnet.c:1.31 Tue Dec 3 05:01:45 2019
+++ src/sys/dev/usb/usbnet.c Tue Dec 3 05:01:58 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: usbnet.c,v 1.31 2019/12/03 05:01:45 riastradh Exp $ */
+/* $NetBSD: usbnet.c,v 1.32 2019/12/03 05:01:58 riastradh Exp $ */
/*
* Copyright (c) 2019 Matthew R. Green
@@ -33,7 +33,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: usbnet.c,v 1.31 2019/12/03 05:01:45 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: usbnet.c,v 1.32 2019/12/03 05:01:58 riastradh Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
@@ -1519,7 +1519,7 @@ usbnet_detach(device_t self, int flags)
mutex_enter(&unp->unp_lock);
unp->unp_refcnt--;
- while (unp->unp_refcnt > 0) {
+ while (unp->unp_refcnt >= 0) {
/* Wait for processes to go away */
cv_wait(&unp->unp_detachcv, &unp->unp_lock);
}
