Commit 3637a29c authored by Yang Yingliang's avatar Yang Yingliang Committed by Paolo Abeni

bnx2x: fix pci device refcount leak in bnx2x_vf_is_pcie_pending()

As comment of pci_get_domain_bus_and_slot() says, it returns
a pci device with refcount increment, when finish using it,
the caller must decrement the reference count by calling
pci_dev_put(). Call pci_dev_put() before returning from
bnx2x_vf_is_pcie_pending() to avoid refcount leak.

Fixes: b56e9670 ("bnx2x: Prepare device and initialize VF database")
Suggested-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Link: https://lore.kernel.org/r/20221119070202.1407648-1-yangyingliang@huawei.comSigned-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent 53270fb0
......@@ -795,16 +795,20 @@ static void bnx2x_vf_enable_traffic(struct bnx2x *bp, struct bnx2x_virtf *vf)
static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid)
{
struct pci_dev *dev;
struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid);
struct pci_dev *dev;
bool pending;
if (!vf)
return false;
dev = pci_get_domain_bus_and_slot(vf->domain, vf->bus, vf->devfn);
if (dev)
return bnx2x_is_pcie_pending(dev);
return false;
if (!dev)
return false;
pending = bnx2x_is_pcie_pending(dev);
pci_dev_put(dev);
return pending;
}
int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid)
......
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