From: 周杨超 <zhouyates@gmail.com>
To: dev@dpdk.org
Cc: ferruh.yigit@intel.com
Subject: [dpdk-dev] [PATCH] kni: error release device list head could cause a kernel crash.
Date: Sat, 6 Aug 2016 19:19:41 +0800 [thread overview]
Message-ID: <CABLiTuw72K8iS67GWviZp9cEu1muabanQE6nVA1h+_vbYNd0Hg@mail.gmail.com> (raw)
>From 3edca1e3194959ba26a6c36143f8423009661b11 Mon Sep 17 00:00:00 2001
From: zhouyangchao <zhouyates@gmail.com>
Date: Sat, 6 Aug 2016 19:14:51 +0800
Subject: [PATCH] kni: error release device list head could cause a kernel crash.
Signed-off-by: zhouyangchao <zhouyates@gmail.com>
---
lib/librte_eal/linuxapp/kni/kni_misc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/librte_eal/linuxapp/kni/kni_misc.c
b/lib/librte_eal/linuxapp/kni/kni_misc.c
index ae8133f..a49924b 100644
--- a/lib/librte_eal/linuxapp/kni/kni_misc.c
+++ b/lib/librte_eal/linuxapp/kni/kni_misc.c
@@ -276,8 +276,8 @@ kni_release(struct inode *inode, struct file *file)
#ifdef RTE_KNI_VHOST
kni_vhost_backend_release(dev);
#endif
- kni_dev_remove(dev);
list_del(&dev->list);
+ kni_dev_remove(dev);
}
up_write(&knet->kni_list_lock);
@@ -613,8 +613,8 @@ kni_ioctl_release(struct net *net,
#ifdef RTE_KNI_VHOST
kni_vhost_backend_release(dev);
#endif
- kni_dev_remove(dev);
list_del(&dev->list);
+ kni_dev_remove(dev);
ret = 0;
break;
}
--
next reply other threads:[~2016-08-06 11:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-06 11:19 周杨超 [this message]
2016-08-08 11:48 ` Ferruh Yigit
2016-08-31 13:24 ` Ferruh Yigit
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