From: Anton Vasilyev vasilyev@ispras.ru
[ Upstream commit 4f919ca2bf6da826ba1a4316e1b8e9c94e5dbeb2 ]
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 Signed-off-by: Sasha Levin alexander.levin@microsoft.com --- drivers/regulator/tps65217-regulator.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c index fc12badf3805..d84fab616abf 100644 --- a/drivers/regulator/tps65217-regulator.c +++ b/drivers/regulator/tps65217-regulator.c @@ -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);