Message ID | 1499086338-19498-3-git-send-email-kgunda@codeaurora.org (mailing list archive) |
---|---|
State | Not Applicable, archived |
Delegated to: | Andy Gross |
Headers | show |
On 07/03, Kiran Gunda wrote: > If "core" memory resource is not specified, then the driver could > end up dereferencing a null pointer. Fix this issue. > > Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> > --- Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c index f1851cb..86affb0 100644 --- a/drivers/spmi/spmi-pmic-arb.c +++ b/drivers/spmi/spmi-pmic-arb.c @@ -964,14 +964,14 @@ static int spmi_pmic_arb_probe(struct platform_device *pdev) pmic_arb->spmic = ctrl; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core"); - pmic_arb->core_size = resource_size(res); - core = devm_ioremap_resource(&ctrl->dev, res); if (IS_ERR(core)) { err = PTR_ERR(core); goto err_put_ctrl; } + pmic_arb->core_size = resource_size(res); + pmic_arb->ppid_to_apid = devm_kcalloc(&ctrl->dev, PMIC_ARB_MAX_PPID, sizeof(*pmic_arb->ppid_to_apid), GFP_KERNEL);
If "core" memory resource is not specified, then the driver could end up dereferencing a null pointer. Fix this issue. Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> --- drivers/spmi/spmi-pmic-arb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)