crypto: qat - Fix KASAN stack-out-of-bounds bug in adf_probe()

[android-x86/kernel.git] / drivers / crypto / qat / qat_c62xvf / adf_drv.c

diff --git a/drivers/crypto/qat/qat_c62xvf/adf_drv.c b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
index b9f3e0e..278452b 100644 (file)
--- a/drivers/crypto/qat/qat_c62xvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
@@ -125,7 +125,8 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        struct adf_hw_device_data *hw_data;
        char name[ADF_DEVICE_NAME_LENGTH];
        unsigned int i, bar_nr;
-       int ret, bar_mask;
+       unsigned long bar_mask;
+       int ret;
 
        switch (ent->device) {
        case ADF_C62XIOV_PCI_DEVICE_ID:
@@ -215,8 +216,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        /* Find and map all the device's BARS */
        i = 0;
        bar_mask = pci_select_bars(pdev, IORESOURCE_MEM);
-       for_each_set_bit(bar_nr, (const unsigned long *)&bar_mask,
-                        ADF_PCI_MAX_BARS * 2) {
+       for_each_set_bit(bar_nr, &bar_mask, ADF_PCI_MAX_BARS * 2) {
                struct adf_bar *bar = &accel_pci_dev->pci_bars[i++];
 
                bar->base_addr = pci_resource_start(pdev, bar_nr);