From: Thierry Reding <[email protected]>
Fixes the following warnings reported by the 0-DAY kernel build testing
backend:
drivers/pwm/pwm-lpss.c: In function 'pwm_lpss_probe_pci':
>> drivers/pwm/pwm-lpss.c:192:2: warning: passing argument 3 of
>> 'pwm_lpss_probe' discards 'const' qualifier from pointer target type
>> [enabled by default]
lpwm = pwm_lpss_probe(&pdev->dev, &pdev->resource[0], info);
^
drivers/pwm/pwm-lpss.c:130:30: note: expected 'struct pwm_lpss_boardinfo *'
but argument is of type 'const struct pwm_lpss_boardinfo *'
static struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev,
^
>> drivers/pwm/pwm-lpss.c:143:28: sparse: incorrect type in return expression
>> (different address spaces)
drivers/pwm/pwm-lpss.c:143:28: expected struct pwm_lpss_chip *
drivers/pwm/pwm-lpss.c:143:28: got void [noderef] <asn:2>*regs
>> drivers/pwm/pwm-lpss.c:192:63: sparse: incorrect type in argument 3
>> (different modifiers)
drivers/pwm/pwm-lpss.c:192:63: expected struct pwm_lpss_boardinfo *info
drivers/pwm/pwm-lpss.c:192:63: got struct pwm_lpss_boardinfo const
*[assigned] info
drivers/pwm/pwm-lpss.c: In function 'pwm_lpss_probe_pci':
drivers/pwm/pwm-lpss.c:192:2: warning: passing argument 3 of
'pwm_lpss_probe' discards 'const' qualifier from pointer target type [enabled
by default]
lpwm = pwm_lpss_probe(&pdev->dev, &pdev->resource[0], info);
^
drivers/pwm/pwm-lpss.c:130:30: note: expected 'struct pwm_lpss_boardinfo *'
but argument is of type 'const struct pwm_lpss_boardinfo *'
static struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev,
^
Reported-by: kbuild test robot <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>
(cherry picked from commit 89c0339e0aa097384b3efed894b23820814c21d3)
Signed-off-by: Chang Rebecca Swee Fun <[email protected]>
---
drivers/pwm/pwm-lpss.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c
index c718ad1..44ce6c6 100644
--- a/drivers/pwm/pwm-lpss.c
+++ b/drivers/pwm/pwm-lpss.c
@@ -129,7 +129,7 @@ static const struct pwm_ops pwm_lpss_ops = {
static struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev,
struct resource *r,
- struct pwm_lpss_boardinfo *info)
+ const struct pwm_lpss_boardinfo
*info)
{
struct pwm_lpss_chip *lpwm;
int ret;
@@ -140,7 +140,7 @@ static struct pwm_lpss_chip *pwm_lpss_probe(struct device
*dev,
lpwm->regs = devm_ioremap_resource(dev, r);
if (IS_ERR(lpwm->regs))
- return lpwm->regs;
+ return ERR_CAST(lpwm->regs);
if (info) {
lpwm->clk_rate = info->clk_rate;
--
1.9.1
--
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