Re: [RFC v1 1/6] platform/x86: intel_pmc_ipc: Fix error handling in ipc_pci_probe()

From: sathya
Date: Tue Aug 22 2017 - 01:01:20 EST


Hi Andy,


On 08/18/2017 05:22 AM, Andy Shevchenko wrote:
On Tue, Aug 1, 2017 at 9:13 PM,
<sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx> wrote:
From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>

This patch adds proper error handling for failure cases in
ipc_pci_probe() function.

Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>
---
drivers/platform/x86/intel_pmc_ipc.c | 23 ++++++++++++++++++-----
1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/drivers/platform/x86/intel_pmc_ipc.c b/drivers/platform/x86/intel_pmc_ipc.c
index bb792a5..7b65237 100644
--- a/drivers/platform/x86/intel_pmc_ipc.c
+++ b/drivers/platform/x86/intel_pmc_ipc.c
@@ -489,33 +489,46 @@ static int ipc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)

ret = pci_enable_device(pdev);
if (ret)
- return ret;
+ goto release_device;
Instead of doing this way and ping-ponging code in the same series,
better to switch to managed PCI functions in the first place.
ok. I will merge this patch and "Use devm_* calls in driver probe" patch into a single patch.



-
Sathya