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Commit b4dd784b authored by Wei Yongjun's avatar Wei Yongjun Committed by Linus Walleij
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pinctrl: fix missing unlock on error in pinctrl_groups_show() 



Add the missing unlock on the error handle path in function
pinctrl_groups_show().

Cc: stable@kernel.org
Signed-off-by: default avatarWei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 268300be

drivers/pinctrl/core.c

+3 −1
Original line number Diff line number Diff line
@@ -1061,8 +1061,10 @@ static int pinctrl_groups_show(struct seq_file *s, void *what) 
			seq_printf(s, "group: %s\n", gname);

			for (i = 0; i < num_pins; i++) {

				pname = pin_get_name(pctldev, pins[i]);

				if (WARN_ON(!pname))

				if (WARN_ON(!pname)) {

					mutex_unlock(&pinctrl_mutex);

					return -EINVAL;

				}

				seq_printf(s, "pin %d (%s)\n", pins[i], pname);

			}

			seq_puts(s, "\n");