This is a note to let you know that I've just added the patch titled fpga: stratix10-soc: Add missing fpga_mgr_free() call to the 5.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: fpga-stratix10-soc-add-missing-fpga_mgr_free-call.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From d9ec9daa20eb8de1efe6abae78c9835ec8ed86f9 Mon Sep 17 00:00:00 2001 From: Russ Weight <russell.h.weight@xxxxxxxxx> Date: Mon, 14 Jun 2021 10:09:03 -0700 Subject: fpga: stratix10-soc: Add missing fpga_mgr_free() call From: Russ Weight <russell.h.weight@xxxxxxxxx> commit d9ec9daa20eb8de1efe6abae78c9835ec8ed86f9 upstream. The stratix10-soc driver uses fpga_mgr_create() function and is therefore responsible to call fpga_mgr_free() to release the class driver resources. Add a missing call to fpga_mgr_free in the s10_remove() function. Signed-off-by: Russ Weight <russell.h.weight@xxxxxxxxx> Reviewed-by: Xu Yilun <yilun.xu@xxxxxxxxx> Signed-off-by: Moritz Fischer <mdf@xxxxxxxxxx> Fixes: e7eef1d7633a ("fpga: add intel stratix10 soc fpga manager driver") Cc: stable <stable@xxxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20210614170909.232415-3-mdf@xxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/fpga/stratix10-soc.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/fpga/stratix10-soc.c +++ b/drivers/fpga/stratix10-soc.c @@ -476,6 +476,7 @@ static int s10_remove(struct platform_de struct s10_priv *priv = mgr->priv; fpga_mgr_unregister(mgr); + fpga_mgr_free(mgr); stratix10_svc_free_channel(priv->chan); return 0; Patches currently in stable-queue which might be from russell.h.weight@xxxxxxxxx are queue-5.4/fpga-stratix10-soc-add-missing-fpga_mgr_free-call.patch