Messages in this thread | | | Date | Tue, 19 May 2020 16:10:02 -0700 | From | Bjorn Andersson <> | Subject | Re: [PATCH] net: qrtr: Fix passing invalid reference to qrtr_local_enqueue() |
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On Tue 19 May 11:14 PDT 2020, Manivannan Sadhasivam wrote:
> Once the traversal of the list is completed with list_for_each_entry(), > the iterator (node) will point to an invalid object. So passing this to > qrtr_local_enqueue() which is outside of the iterator block is erroneous > eventhough the object is not used. > > So fix this by passing NULL to qrtr_local_enqueue(). > > Fixes: bdabad3e363d ("net: Add Qualcomm IPC router") > Reported-by: kbuild test robot <lkp@intel.com> > Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Regards, Bjorn
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> > --- > net/qrtr/qrtr.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c > index 7ed31b5e77e4..2d8d6131bc5f 100644 > --- a/net/qrtr/qrtr.c > +++ b/net/qrtr/qrtr.c > @@ -854,7 +854,7 @@ static int qrtr_bcast_enqueue(struct qrtr_node *node, struct sk_buff *skb, > } > mutex_unlock(&qrtr_node_lock); > > - qrtr_local_enqueue(node, skb, type, from, to); > + qrtr_local_enqueue(NULL, skb, type, from, to); > > return 0; > } > -- > 2.17.1 >
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