mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-25 11:55:37 +00:00
ACPI: processor: Check for null return of devm_kzalloc() in fch_misc_setup()
[ Upstream commit 4dea41775d
]
devm_kzalloc() may fail, clk_data->name might be NULL and will
cause a NULL pointer dereference later.
Signed-off-by: Kang Chen <void0red@gmail.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
parent
cc4273233a
commit
79ca94bc3e
1 changed files with 2 additions and 0 deletions
|
@ -83,6 +83,8 @@ static int fch_misc_setup(struct apd_private_data *pdata)
|
|||
if (!acpi_dev_get_property(adev, "clk-name", ACPI_TYPE_STRING, &obj)) {
|
||||
clk_data->name = devm_kzalloc(&adev->dev, obj->string.length,
|
||||
GFP_KERNEL);
|
||||
if (!clk_data->name)
|
||||
return -ENOMEM;
|
||||
|
||||
strcpy(clk_data->name, obj->string.pointer);
|
||||
} else {
|
||||
|
|
Loading…
Reference in a new issue