nvmet_fc: Clear SG list to avoid double frees

[mirror_ubuntu-artful-kernel.git] / drivers / nvme / target / fc.c

diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c
index 3a0f22e506ade09222cb27b8e68bbfb1b13b2fea..2c0709f0a7d3a78583950b91f068dda44e361b1e 100644 (file)
--- a/drivers/nvme/target/fc.c
+++ b/drivers/nvme/target/fc.c
@@ -1624,6 +1624,8 @@ nvmet_fc_free_tgt_pgs(struct nvmet_fc_fcp_iod *fod)
        for_each_sg(fod->data_sg, sg, fod->data_sg_cnt, count)
                __free_page(sg_page(sg));
        kfree(fod->data_sg);
+       fod->data_sg = NULL;
+       fod->data_sg_cnt = 0;
 }