The pm8001_get_phy_settings_info() function does not check
the kzalloc() return value and does not free the allocated memory.
Signed-off-by: Maurizio Lombardi <mlomb...@redhat.com>
---
drivers/scsi/pm8001/pm8001_init.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/scsi/pm8001/pm8001_init.c
b/drivers/scsi/pm8001/pm8001_init.c
index c4f31b21..e90c89f 100644
--- a/drivers/scsi/pm8001/pm8001_init.c
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -677,7 +677,7 @@ static void pm8001_init_sas_add(struct pm8001_hba_info
*pm8001_ha)
* pm8001_get_phy_settings_info : Read phy setting values.
* @pm8001_ha : our hba.
*/
-void pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha)
+static int pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha)
{
#ifdef PM8001_READ_VPD
@@ -691,11 +691,15 @@ void pm8001_get_phy_settings_info(struct pm8001_hba_info
*pm8001_ha)
payload.offset = 0;
payload.length = 4096;
payload.func_specific = kzalloc(4096, GFP_KERNEL);
+ if (!payload.func_specific)
+ return -ENOMEM;
/* Read phy setting values from flash */
PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload);
wait_for_completion(&completion);
pm8001_set_phy_profile(pm8001_ha, sizeof(u8), payload.func_specific);
+ kfree(payload.func_specific);
#endif
+ return 0;
}
#ifdef PM8001_USE_MSIX
@@ -879,8 +883,11 @@ static int pm8001_pci_probe(struct pci_dev *pdev,
pm8001_init_sas_add(pm8001_ha);
/* phy setting support for motherboard controller */
if (pdev->subsystem_vendor != PCI_VENDOR_ID_ADAPTEC2 &&
- pdev->subsystem_vendor != 0)
- pm8001_get_phy_settings_info(pm8001_ha);
+ pdev->subsystem_vendor != 0) {
+ rc = pm8001_get_phy_settings_info(pm8001_ha);
+ if (rc)
+ goto err_out_shost;
+ }
pm8001_post_sas_ha_init(shost, chip);
rc = sas_register_ha(SHOST_TO_SAS_HA(shost));
if (rc)
--
Maurizio Lombardi
--
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