6.1-stable review patch. If anyone has any objections, please let me know.
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From: Aleksandr Mishin amishin@t-argos.ru
[ Upstream commit 07442c46abad1d50ac82af5e0f9c5de2732c4592 ]
In tps68470_pmic_opregion_probe() pointer 'dev' is compared to NULL which is useless.
Fix this issue by removing unneeded check.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: e13452ac3790 ("ACPI / PMIC: Add TI PMIC TPS68470 operation region driver") Suggested-by: Andy Shevchenko andy.shevchenko@gmail.com Signed-off-by: Aleksandr Mishin amishin@t-argos.ru Reviewed-by: Sakari Ailus sakari.ailus@linux.intel.com Reviewed-by: Andy Shevchenko andy.shevchenko@gmail.com Link: https://patch.msgid.link/20240730225339.13165-1-amishin@t-argos.ru [ rjw: Subject edit ] Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/acpi/pmic/tps68470_pmic.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/acpi/pmic/tps68470_pmic.c b/drivers/acpi/pmic/tps68470_pmic.c index ebd03e4729555..0d1a82eeb4b0b 100644 --- a/drivers/acpi/pmic/tps68470_pmic.c +++ b/drivers/acpi/pmic/tps68470_pmic.c @@ -376,10 +376,8 @@ static int tps68470_pmic_opregion_probe(struct platform_device *pdev) struct tps68470_pmic_opregion *opregion; acpi_status status;
- if (!dev || !tps68470_regmap) { - dev_warn(dev, "dev or regmap is NULL\n"); - return -EINVAL; - } + if (!tps68470_regmap) + return dev_err_probe(dev, -EINVAL, "regmap is missing\n");
if (!handle) { dev_warn(dev, "acpi handle is NULL\n");