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pinctrl: pinconf: take the right mutex 

The pinconf_dgb_config_print() takes the per-pincontroller
mutex, when what it wants to take is actually the pin maps
mutex.

Reported-by: James Hogan <james.hogan@imgtec.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2013-05-27 15:53:32 +02:00
parent d72f88a42b
commit a386267a2c
1 changed files with 2 additions and 2 deletions
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4
drivers/pinctrl/pinconf.c
View File

@ -610,7 +610,7 @@ static int pinconf_dbg_config_print(struct seq_file *s, void *d)
bool found = false;
unsigned long config;
mutex_lock(&pctldev->mutex);
mutex_lock(&pinctrl_maps_mutex);
/* Parse the pinctrl map and look for the elected pin/state */
for_each_maps(maps_node, i, map) {
@ -659,7 +659,7 @@ static int pinconf_dbg_config_print(struct seq_file *s, void *d)
confops->pin_config_config_dbg_show(pctldev, s, config);
exit:
mutex_unlock(&pctldev->mutex);
mutex_unlock(&pinctrl_maps_mutex);
return 0;
}