Unverified Commit 4f919ca2 authored Jul 27, 2018 by Anton Vasilyev Committed by Mark Brown Jul 30, 2018

regulator: tps65217: Fix NULL pointer dereference on probe



There is no check that tps->strobes is allocated successfully in
tps65217_regulator_probe().
The patch adds corresponding check.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Anton Vasilyev <vasilyev@ispras.ru>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 6c0b319c

drivers/regulator/tps65217-regulator.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -232,6 +232,8 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
		tps->strobes = devm_kcalloc(&pdev->dev,
		TPS65217_NUM_REGULATOR, sizeof(u8),
		GFP_KERNEL);
		if (!tps->strobes)
		return -ENOMEM;

		platform_set_drvdata(pdev, tps);