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authorPaolo Bonzini <pbonzini@redhat.com>2020-05-20 03:40:09 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2020-05-20 03:40:09 -0400
commit9d5272f5e36155bcead69417fd12e98624e7faef (patch)
tree770af81c03932ad4e508a12cca6f83fbb3527689 /net/dsa/master.c
parentfebd668d375caf13a7fcd93b3498366854de854a (diff)
parent3a7c8fafd1b42adea229fd204132f6a2fb3cd2d9 (diff)
Merge tag 'noinstr-x86-kvm-2020-05-16' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into HEAD
Diffstat (limited to 'net/dsa/master.c')
-rw-r--r--net/dsa/master.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/dsa/master.c b/net/dsa/master.c
index b5c535af63a3..a621367c6e8c 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -289,7 +289,8 @@ static void dsa_master_ndo_teardown(struct net_device *dev)
{
struct dsa_port *cpu_dp = dev->dsa_ptr;
- dev->netdev_ops = cpu_dp->orig_ndo_ops;
+ if (cpu_dp->orig_ndo_ops)
+ dev->netdev_ops = cpu_dp->orig_ndo_ops;
cpu_dp->orig_ndo_ops = NULL;
}