fpga: mgr: add devm_fpga_mgr_create

Add devm_fpga_mgr_create() which is the managed
version of fpga_mgr_create().

Change current FPGA manager drivers to use
devm_fpga_mgr_create()

Signed-off-by: Alan Tull <atull@kernel.org>
Suggested-by: Federico Vaga <federico.vaga@cern.ch>
Acked-by: Moritz Fischer <mdf@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c
index 7fa793672a7a..610a1558e0ed 100644
--- a/drivers/fpga/altera-cvp.c
+++ b/drivers/fpga/altera-cvp.c
@@ -453,8 +453,8 @@ static int altera_cvp_probe(struct pci_dev *pdev,
         snprintf(conf->mgr_name, sizeof(conf->mgr_name), "%s @%s",
                  ALTERA_CVP_MGR_NAME, pci_name(pdev));
 
-        mgr = fpga_mgr_create(&pdev->dev, conf->mgr_name,
-                              &altera_cvp_ops, conf);
+        mgr = devm_fpga_mgr_create(&pdev->dev, conf->mgr_name,
+                                   &altera_cvp_ops, conf);
         if (!mgr) {
                 ret = -ENOMEM;
                 goto err_unmap;
@@ -463,10 +463,8 @@ static int altera_cvp_probe(struct pci_dev *pdev,
         pci_set_drvdata(pdev, mgr);
 
         ret = fpga_mgr_register(mgr);
-        if (ret) {
-                fpga_mgr_free(mgr);
+        if (ret)
                 goto err_unmap;
-        }
 
         ret = driver_create_file(&altera_cvp_driver.driver,
                                  &driver_attr_chkcfg);