pata_arasan_cf: fix ata_host_activate() failure handling

Add missing cf_exit() and clk_put() calls to ata_host_activate()
failure path.

Cc: Viresh Kumar <viresh.linux@gmail.com>
Cc: Shiraz Hashim <shiraz.hashim@st.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Tejun Heo <tj@kernel.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index 6fac524c2f50..4edb1a81f63f 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -898,9 +898,12 @@ static int arasan_cf_probe(struct platform_device *pdev)
 
         cf_card_detect(acdev, 0);
 
-        return ata_host_activate(host, acdev->irq, irq_handler, 0,
-                        &arasan_cf_sht);
+        ret = ata_host_activate(host, acdev->irq, irq_handler, 0,
+                                &arasan_cf_sht);
+        if (!ret)
+                return 0;
 
+        cf_exit(acdev);
 free_clk:
         clk_put(acdev->clk);
         return ret;