mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-03 23:58:05 +00:00
Code Issues Releases Wiki Activity

net: chelsio: cxgb3: check the return value of pci_find_capability()

Browse source 
The function pci_find_capability() in t3_prep_adapter() can fail, so its
return value should be checked.

Fixes: 4d22de3e6c ("Add support for the latest 1G/10G Chelsio adapter, T3")
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jia-Ju Bai 2022-02-25 04:37:27 -08:00 committed by David S. Miller
parent 5a83dd14c6
commit 767b9825ed
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/net/ethernet/chelsio/cxgb3/t3_hw.c
View file

@ -3613,6 +3613,8 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
MAC_STATS_ACCUM_SECS : (MAC_STATS_ACCUM_SECS * 10);
adapter->params.pci.vpd_cap_addr =
pci_find_capability(adapter->pdev, PCI_CAP_ID_VPD);
if (!adapter->params.pci.vpd_cap_addr)
return -ENODEV;
ret = get_vpd_params(adapter, &adapter->params.vpd);
if (ret < 0)
return ret;