iommu/ipmmu-vmsa: Fix wrong error handle of ipmmu_add_device
Let's fix the error handle of ipmmu_add_device
when failing to find utlbs, otherwise we take a
risk of pontential memleak.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 2fdbac6..ace331d 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -636,7 +636,7 @@
spin_unlock(&ipmmu_devices_lock);
if (ret < 0)
- return -ENODEV;
+ goto error;
for (i = 0; i < num_utlbs; ++i) {
if (utlbs[i] >= mmu->num_utlbs) {