From: Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>
To: Alex Markuze <alex-I7wstvAgZDk@public.gmane.org>
Cc: "dev-VfR2kkLFssw@public.gmane.org" <dev-VfR2kkLFssw@public.gmane.org>
Subject: [PATCH] vmxnet3: fix crash on stop
Date: Mon, 25 Aug 2014 17:41:02 -0700 [thread overview]
Message-ID: <20140825174102.3a0989f4@urahara> (raw)
In-Reply-To: <CAKfHP0V4xx3mwg0dYMDFcQOVdN1BfBzuHfnT59KKFVy9LAz70Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
The cmd_ring_release can be called twice if queue has already
been released. This cause crash on shutdown.
Signed-off-by: Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>
--- a/lib/librte_pmd_vmxnet3/vmxnet3_rxtx.c 2014-08-25 17:39:04.544119911 -0700
+++ b/lib/librte_pmd_vmxnet3/vmxnet3_rxtx.c 2014-08-25 17:39:04.544119911 -0700
@@ -173,6 +173,7 @@ vmxnet3_cmd_ring_release(vmxnet3_cmd_rin
vmxnet3_cmd_ring_adv_next2comp(ring);
}
rte_free(ring->buf_info);
+ ring->buf_info = NULL;
}
void
next prev parent reply other threads:[~2014-08-26 0:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-13 10:13 Vmxnet3 pmd Alex Markuze
[not found] ` <CAKfHP0V4xx3mwg0dYMDFcQOVdN1BfBzuHfnT59KKFVy9LAz70Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-08-13 16:58 ` Patel, Rashmin N
2014-08-26 0:41 ` Stephen Hemminger [this message]
2014-08-29 10:41 ` [PATCH] vmxnet3: fix crash on stop Thomas Monjalon
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