mfd: properly handle platform_device_add_resources fail in mfd_add_device

platform_device_add_resources may fail, thus add error checking for it.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 7dd76bceaae8..1823a57b7d8f 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -70,7 +70,9 @@ static int mfd_add_device(struct device *parent, int id,
                         goto fail_res;
         }
 
-        platform_device_add_resources(pdev, res, cell->num_resources);
+        ret = platform_device_add_resources(pdev, res, cell->num_resources);
+        if (ret)
+                goto fail_res;
 
         ret = platform_device_add(pdev);
         if (ret)