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| author | Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> | 2026-01-18 21:09:34 +0300 |
|---|---|---|
| committer | Linus Walleij <linusw@kernel.org> | 2026-01-19 03:11:47 +0300 |
| commit | 76d415763bae9488dd2b923b1348ce6f26c1f0ae (patch) | |
| tree | 5ff2a6fd9211997bc13aa72387aad410ffd26434 | |
| parent | e2c58cbe3aff49fe201e81ee5f651294e313ec74 (diff) | |
| download | linux-76d415763bae9488dd2b923b1348ce6f26c1f0ae.tar.xz | |
pinctrl: st: Annotate st_pinconf_dbg_show() as holding mutex
st_pinconf_dbg_show() unlocks and locks the pinctrl_dev mutex, so it
must be called by the pinctrl core with the mutex hold. Annotate the
function with sparse __must_hold, so any changes in pinctrl locking will
be statically detected.
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Linus Walleij <linusw@kernel.org>
| -rw-r--r-- | drivers/pinctrl/pinctrl-st.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c index d3cea3437d7f..8ce88e591f47 100644 --- a/drivers/pinctrl/pinctrl-st.c +++ b/drivers/pinctrl/pinctrl-st.c @@ -987,6 +987,7 @@ static int st_pinconf_get(struct pinctrl_dev *pctldev, static void st_pinconf_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned pin_id) + __must_hold(&pctldev->mutex) { struct st_pio_control *pc; unsigned long config; |