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path: root/drivers/nvdimm/bus.c
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Diffstat (limited to 'drivers/nvdimm/bus.c')
-rw-r--r--drivers/nvdimm/bus.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
index 5f47356d6942..254b0ee37039 100644
--- a/drivers/nvdimm/bus.c
+++ b/drivers/nvdimm/bus.c
@@ -590,8 +590,14 @@ static int __nd_ioctl(struct nvdimm_bus *nvdimm_bus, struct nvdimm *nvdimm,
rc = nd_desc->ndctl(nd_desc, nvdimm, cmd, buf, buf_len);
if (rc < 0)
goto out_unlock;
+ nvdimm_bus_unlock(&nvdimm_bus->dev);
+
if (copy_to_user(p, buf, buf_len))
rc = -EFAULT;
+
+ vfree(buf);
+ return rc;
+
out_unlock:
nvdimm_bus_unlock(&nvdimm_bus->dev);
out: