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-rw-r--r--drivers/mfd/sm501.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index ccd62b963952..6d2f4a0a901d 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1415,8 +1415,14 @@ static int sm501_plat_probe(struct platform_device *dev)
goto err_claim;
}
- return sm501_init_dev(sm);
+ ret = sm501_init_dev(sm);
+ if (ret)
+ goto err_unmap;
+
+ return 0;
+ err_unmap:
+ iounmap(sm->regs);
err_claim:
release_mem_region(sm->io_res->start, 0x100);
err_res: