[PATCH 5/6] regulator: anatop-regulator: make regulator-name using optionally
Dong Aisheng
aisheng.dong at nxp.com
Tue Apr 11 21:58:46 EDT 2017
rdesc->name/regulator-name is optional according to standard regulator
binding doc. Use it conditionally to avoid a kernel NULL point crash.
Cc: Liam Girdwood <lgirdwood at gmail.com>
Cc: Mark Brown <broonie at kernel.org>
Cc: Shawn Guo <shawnguo at kernel.org>
Cc: Sascha Hauer <kernel at pengutronix.de>
Cc: Robin Gong <yibin.gong at nxp.com>
Signed-off-by: Dong Aisheng <aisheng.dong at nxp.com>
---
drivers/regulator/anatop-regulator.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/regulator/anatop-regulator.c b/drivers/regulator/anatop-regulator.c
index 19eb1f4..6da0b20 100644
--- a/drivers/regulator/anatop-regulator.c
+++ b/drivers/regulator/anatop-regulator.c
@@ -298,7 +298,7 @@ static int anatop_regulator_probe(struct platform_device *pdev)
* a sane default until imx6-cpufreq was probed and changes the
* voltage to the correct value. In this case we set 1.25V.
*/
- if (!sreg->sel && !strcmp(rdesc->name, "vddpu"))
+ if (!sreg->sel && rdesc->name && !strcmp(rdesc->name, "vddpu"))
sreg->sel = 22;
if (!sreg->bypass && !sreg->sel) {
--
2.7.4
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