spi: topcliff-pch: Properly unregister platform devices on probe() error paths

Ensure all registered platform devices are unregistered on probe() error paths.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c
index dc5d2d489953..372811aa5fb2 100644
--- a/drivers/spi/spi-topcliff-pch.c
+++ b/drivers/spi/spi-topcliff-pch.c
@@ -1568,8 +1568,7 @@ static struct platform_driver pch_spi_pd_driver = {
         .resume = pch_spi_pd_resume
 };
 
-static int pch_spi_probe(struct pci_dev *pdev,
-                                   const struct pci_device_id *id)
+static int pch_spi_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
         struct pch_spi_board_data *board_dat;
         struct platform_device *pd_dev = NULL;
@@ -1639,6 +1638,8 @@ static int pch_spi_probe(struct pci_dev *pdev,
         return 0;
 
 err_platform_device:
+        while (--i >= 0)
+                platform_device_unregister(pd_dev_save->pd_save[i]);
         pci_disable_device(pdev);
 pci_enable_device:
         pci_release_regions(pdev);