From: Wei Yongjun <yongjun_...@trendmicro.com.cn>
Add the missing unlock on the error handle path in function
pinctrl_groups_show().
Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn>
---
drivers/pinctrl/core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 0f1ec9e..2e39c04 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -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");
--
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