Author: shurd
Date: Fri Mar 2 18:48:07 2018
New Revision: 330289
URL: https://svnweb.freebsd.org/changeset/base/330289
Log:
iflib: stop timer callout when stopping
iflib_timer has been seen running after the interface had been removed.
This change prevents that.
Submitted by: matt.m...@joyent.com
Modified:
head/sys/net/iflib.c
Modified: head/sys/net/iflib.c
==============================================================================
--- head/sys/net/iflib.c Fri Mar 2 18:12:25 2018 (r330288)
+++ head/sys/net/iflib.c Fri Mar 2 18:48:07 2018 (r330289)
@@ -2267,6 +2267,10 @@ iflib_stop(if_ctx_t ctx)
for (i = 0; i < scctx->isc_ntxqsets; i++, txq++) {
/* make sure all transmitters have completed before proceeding
XXX */
+ CALLOUT_LOCK(txq);
+ callout_stop(&txq->ift_timer);
+ CALLOUT_UNLOCK(txq);
+
/* clean any enqueued buffers */
iflib_ifmp_purge(txq);
/* Free any existing tx buffers. */
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