[PATCH 4.4 04/25] net: natsemi: Fix missing pci_disable_device() in probe and remove

From: Greg Kroah-Hartman
Date: Fri Aug 13 2021 - 11:08:12 EST


From: Wang Hai <wanghai38@xxxxxxxxxx>

[ Upstream commit 7fe74dfd41c428afb24e2e615470832fa997ff14 ]

Replace pci_enable_device() with pcim_enable_device(),
pci_disable_device() and pci_release_regions() will be
called in release automatically.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Wang Hai <wanghai38@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/ethernet/natsemi/natsemi.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c
index 122c2ee3dfe2..58527a2ec455 100644
--- a/drivers/net/ethernet/natsemi/natsemi.c
+++ b/drivers/net/ethernet/natsemi/natsemi.c
@@ -817,7 +817,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
printk(version);
#endif

- i = pci_enable_device(pdev);
+ i = pcim_enable_device(pdev);
if (i) return i;

/* natsemi has a non-standard PM control register
@@ -850,7 +850,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
ioaddr = ioremap(iostart, iosize);
if (!ioaddr) {
i = -ENOMEM;
- goto err_ioremap;
+ goto err_pci_request_regions;
}

/* Work around the dropped serial bit. */
@@ -968,9 +968,6 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
err_register_netdev:
iounmap(ioaddr);

- err_ioremap:
- pci_release_regions(pdev);
-
err_pci_request_regions:
free_netdev(dev);
return i;
@@ -3228,7 +3225,6 @@ static void natsemi_remove1(struct pci_dev *pdev)

NATSEMI_REMOVE_FILE(pdev, dspcfg_workaround);
unregister_netdev (dev);
- pci_release_regions (pdev);
iounmap(ioaddr);
free_netdev (dev);
}
--
2.30.2