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, 8 deletions

diff --git a/drivers/fpga/ts73xx-fpga.c b/drivers/fpga/ts73xx-fpga.c
index 08efd1895b1b..dc22a5842609 100644
--- a/drivers/fpga/ts73xx-fpga.c
+++ b/drivers/fpga/ts73xx-fpga.c
@@ -118,7 +118,6 @@ static int ts73xx_fpga_probe(struct platform_device *pdev)
         struct ts73xx_fpga_priv *priv;
         struct fpga_manager *mgr;
         struct resource *res;
-        int ret;
 
         priv = devm_kzalloc(kdev, sizeof(*priv), GFP_KERNEL);
         if (!priv)
@@ -133,18 +132,14 @@ static int ts73xx_fpga_probe(struct platform_device *pdev)
                 return PTR_ERR(priv->io_base);
         }
 
-        mgr = fpga_mgr_create(kdev, "TS-73xx FPGA Manager",
-                              &ts73xx_fpga_ops, priv);
+        mgr = devm_fpga_mgr_create(kdev, "TS-73xx FPGA Manager",
+                                   &ts73xx_fpga_ops, priv);
         if (!mgr)
                 return -ENOMEM;
 
         platform_set_drvdata(pdev, mgr);
 
-        ret = fpga_mgr_register(mgr);
-        if (ret)
-                fpga_mgr_free(mgr);
-
-        return ret;
+        return fpga_mgr_register(mgr);
 }
 
 static int ts73xx_fpga_remove(struct platform_device *pdev)