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, 2 insertions, 3 deletions

diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/zynq-fpga.c
index 3110e00121ca..bb82efeebb9d 100644
--- a/drivers/fpga/zynq-fpga.c
+++ b/drivers/fpga/zynq-fpga.c
@@ -614,8 +614,8 @@ static int zynq_fpga_probe(struct platform_device *pdev)
 
         clk_disable(priv->clk);
 
-        mgr = fpga_mgr_create(dev, "Xilinx Zynq FPGA Manager",
-                              &zynq_fpga_ops, priv);
+        mgr = devm_fpga_mgr_create(dev, "Xilinx Zynq FPGA Manager",
+                                   &zynq_fpga_ops, priv);
         if (!mgr)
                 return -ENOMEM;
 
@@ -624,7 +624,6 @@ static int zynq_fpga_probe(struct platform_device *pdev)
         err = fpga_mgr_register(mgr);
         if (err) {
                 dev_err(dev, "unable to register FPGA manager\n");
-                fpga_mgr_free(mgr);
                 clk_unprepare(priv->clk);
                 return err;
         }