Fixed following warnings and error. Attached the patch that fixes the issue. Please help apply the Patch. Thanks Prathamesh. -----Original Message----- From: Stephen Rothwell Sent: Tuesday, October 26, 2021 10:59 AM To: Linus Walleij Cc: Kartik . ; Prathamesh Shete ; Linux Kernel Mailing List ; Linux Next Mailing List Subject: linux-next: build failure after merge of the pinctrl tree Hi all, After merging the pinctrl tree, today's linux-next build (arm multi_v7_defconfig) failed like this: drivers/pinctrl/tegra/pinctrl-tegra.c: In function 'tegra_pinctrl_get_group': drivers/pinctrl/tegra/pinctrl-tegra.c:293:12: warning: return discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 293 | return &pmx->soc->groups[group]; | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/pinctrl/tegra/pinctrl-tegra.c:282:25: warning: unused variable 'g' [-Wunused-variable] 282 | struct tegra_pingroup *g; | ^ drivers/pinctrl/tegra/pinctrl-tegra.c: In function 'tegra_pinctrl_gpio_disable_free': drivers/pinctrl/tegra/pinctrl-tegra.c:341:10: error: 'return' with a value, in function returning void [-Werror=return-type] 341 | return -EINVAL; | ^ drivers/pinctrl/tegra/pinctrl-tegra.c:327:13: note: declared here 327 | static void tegra_pinctrl_gpio_disable_free(struct pinctrl_dev *pctldev, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Caused by commit a42c7d95d29e ("pinctrl: tegra: Use correct offset for pin group") I have used the pinctrl tree from next-20211025 for today. -- Cheers, Stephen Rothwell