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| author | Andy Zhou <azhou@nicira.com> | 2014-07-17 15:17:54 -0700 |
|---|---|---|
| committer | Pravin B Shelar <pshelar@nicira.com> | 2014-07-24 09:37:22 -0700 |
| commit | d9e0ecb81417c34ef8c02a6880d23c362300cda0 (patch) | |
| tree | de97db2013ec2a68fe663d855f067572bff9fa82 /net | |
| parent | 651887b0c22cffcfce7eb9c29ee23ffb105bdb0b (diff) | |
| download | op-kernel-dev-d9e0ecb81417c34ef8c02a6880d23c362300cda0.zip op-kernel-dev-d9e0ecb81417c34ef8c02a6880d23c362300cda0.tar.gz | |
openvswitch: Add skb_clone NULL check for the sampling action.
Fix a bug where skb_clone() NULL check is missing in sample action
implementation.
Signed-off-by: Andy Zhou <azhou@nicira.com>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/openvswitch/actions.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index 794a96f..fe5cda0 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -477,6 +477,8 @@ static int sample(struct datapath *dp, struct sk_buff *skb, skb_get(skb); } else { sample_skb = skb_clone(skb, GFP_ATOMIC); + if (!sample_skb) /* Skip sample action when out of memory. */ + return 0; } /* Note that do_execute_actions() never consumes skb. |
