[PATCH] kni: error release device list head could cause a kernel crash.
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STALE3694d
From: 周杨超 <hidden>
Date: 2016-08-06 11:20:02
From 3edca1e3194959ba26a6c36143f8423009661b11 Mon Sep 17 00:00:00 2001
From: zhouyangchao <redacted> 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 <redacted> --- 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.cb/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; } --