Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-10 22:21:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

regulator: tps65217: Fix NULL pointer dereference on probe

Browse Source 
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>
This commit is contained in:
Anton Vasilyev 2018-07-27 16:59:29 +03:00 committed by Mark Brown
parent 6c0b319c03
commit 4f919ca2bf
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/regulator/tps65217-regulator.c
View File

@ -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);