[PATCH -next] soc/tegra: fuse: add missing iounmap() on error in tegra_init_fuse()

[Yang Yingliang]

Add the missing iounmap() before return from tegra_init_fuse()
in the error handling case.

Fixes: 9f94fadd75d3 ("soc/tegra: fuse: Register cell lookups for compatibility")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Yang Yingliang <yangyingli...@huawei.com>
---
 drivers/soc/tegra/fuse/fuse-tegra.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c 
b/drivers/soc/tegra/fuse/fuse-tegra.c
index 94b60a692b51..bc8d70e6a676 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra.c
@@ -489,8 +489,10 @@ static int __init tegra_init_fuse(void)
                size_t size = sizeof(*fuse->lookups) * fuse->soc->num_lookups;
 
                fuse->lookups = kmemdup(fuse->soc->lookups, size, GFP_KERNEL);
-               if (!fuse->lookups)
+               if (!fuse->lookups) {
+                       iounmap(fuse->base);
                        return -ENOMEM;
+               }
 
                nvmem_add_cell_lookups(fuse->lookups, fuse->soc->num_lookups);
        }
-- 
2.25.1