pata_samsung_cf: fix ata_host_activate() failure handling

Add missing clk_disable() call to ata_host_activate() failure path.

Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Reviewed-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

1 files changed, 7 insertions, 3 deletions

diff --git a/drivers/ata/pata_samsung_cf.c b/drivers/ata/pata_samsung_cf.c
index a79566d05666..0610e78c8a2a 100644
--- a/drivers/ata/pata_samsung_cf.c
+++ b/drivers/ata/pata_samsung_cf.c
@@ -594,9 +594,13 @@ static int __init pata_s3c_probe(struct platform_device *pdev)
 
         platform_set_drvdata(pdev, host);
 
-        return ata_host_activate(host, info->irq,
-                        info->irq ? pata_s3c_irq : NULL,
-                        0, &pata_s3c_sht);
+        ret = ata_host_activate(host, info->irq,
+                                info->irq ? pata_s3c_irq : NULL,
+                                0, &pata_s3c_sht);
+        if (ret)
+                goto stop_clk;
+
+        return 0;
 
 stop_clk:
         clk_disable(info->clk);