[PATCH 01/16] Staging: ipack/bridges/tpci200: Reorganize tpci200_probe in preparation for functional changes.

From: Samuel Iglesias GonsÃlvez
Date: Tue Sep 04 2012 - 11:10:21 EST


From: Jens Taprogge <jens.taprogge@xxxxxxxxxxxx>

These changes make it easier to add more initialization steps later on.

Signed-off-by: Jens Taprogge <jens.taprogge@xxxxxxxxxxxx>
Signed-off-by: Samuel Iglesias GonsÃlvez <siglesias@xxxxxxxxxx>
---
drivers/staging/ipack/bridges/tpci200.c | 25 +++++++++++++++----------
1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c
index 5831af8..eda02e7 100644
--- a/drivers/staging/ipack/bridges/tpci200.c
+++ b/drivers/staging/ipack/bridges/tpci200.c
@@ -790,8 +790,8 @@ static int tpci200_pciprobe(struct pci_dev *pdev,

tpci200->info = kzalloc(sizeof(struct tpci200_infos), GFP_KERNEL);
if (!tpci200->info) {
- kfree(tpci200);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out_err_info;
}

/* Save struct pci_dev pointer */
@@ -801,10 +801,9 @@ static int tpci200_pciprobe(struct pci_dev *pdev,
/* register the device and initialize it */
ret = tpci200_install(tpci200);
if (ret) {
- dev_err(&pdev->dev, "Error during tpci200 install !\n");
- kfree(tpci200->info);
- kfree(tpci200);
- return -ENODEV;
+ dev_err(&pdev->dev, "error during tpci200 install\n");
+ ret = -ENODEV;
+ goto out_err_install;
}

/* Register the carrier in the industry pack bus driver */
@@ -814,10 +813,8 @@ static int tpci200_pciprobe(struct pci_dev *pdev,
if (!tpci200->info->ipack_bus) {
dev_err(&pdev->dev,
"error registering the carrier on ipack driver\n");
- tpci200_uninstall(tpci200);
- kfree(tpci200->info);
- kfree(tpci200);
- return -EFAULT;
+ ret = -EFAULT;
+ goto out_err_bus_register;
}

/* save the bus number given by ipack to logging purpose */
@@ -831,6 +828,14 @@ static int tpci200_pciprobe(struct pci_dev *pdev,
for (i = 0; i < TPCI200_NB_SLOT; i++)
tpci200->slots[i].dev =
ipack_device_register(tpci200->info->ipack_bus, i, i);
+ return 0;
+
+out_err_bus_register:
+ tpci200_uninstall(tpci200);
+out_err_install:
+ kfree(tpci200->info);
+out_err_info:
+ kfree(tpci200);
return ret;
}

--
1.7.10.4

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