This is a note to let you know that I've just added the patch titled pinctrl: equilibrium: Fix function addition in multiple groups to the 5.15-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: pinctrl-equilibrium-fix-function-addition-in-multipl.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 0c9216b50299cd19a2663b5bf297a0315a4c0788 Author: Rahul Tanwar <rtanwar@xxxxxxxxxxxxx> Date: Wed Oct 20 17:38:15 2021 +0800 pinctrl: equilibrium: Fix function addition in multiple groups [ Upstream commit 53b3947ddb7f309d1f611f8dc9bfd6ea9d699907 ] Ignore the same function with multiple groups. Fix a typo in error print. Fixes: 1948d5c51dba ("pinctrl: Add pinmux & GPIO controller driver for a new SoC") Signed-off-by: Rahul Tanwar <rtanwar@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20211020093815.20870-1-rtanwar@xxxxxxxxxxxxx Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/pinctrl/pinctrl-equilibrium.c b/drivers/pinctrl/pinctrl-equilibrium.c index fb713f9c53d0e..3f0143087cc77 100644 --- a/drivers/pinctrl/pinctrl-equilibrium.c +++ b/drivers/pinctrl/pinctrl-equilibrium.c @@ -675,6 +675,11 @@ static int eqbr_build_functions(struct eqbr_pinctrl_drv_data *drvdata) return ret; for (i = 0; i < nr_funcs; i++) { + + /* Ignore the same function with multiple groups */ + if (funcs[i].name == NULL) + continue; + ret = pinmux_generic_add_function(drvdata->pctl_dev, funcs[i].name, funcs[i].groups, @@ -815,7 +820,7 @@ static int pinctrl_reg(struct eqbr_pinctrl_drv_data *drvdata) ret = eqbr_build_functions(drvdata); if (ret) { - dev_err(dev, "Failed to build groups\n"); + dev_err(dev, "Failed to build functions\n"); return ret; }