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PCI: aerdrv: rework add_error_device

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Stop iteration if we cannot register any more.

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Hidetoshi Seto 2010-04-15 13:14:17 +09:00 committed by Jesse Barnes
parent bd17d4742d
commit 4a0c096efd
1 changed files with 13 additions and 5 deletions
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18
drivers/pci/pcie/aer/aerdrv_core.c
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@ -99,18 +99,21 @@ int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev)
}
EXPORT_SYMBOL_GPL(pci_cleanup_aer_uncorrect_error_status);
/**
* add_error_device - list device to be handled
* @e_info: pointer to error info
* @dev: pointer to pci_dev to be added
*/
static int add_error_device(struct aer_err_info *e_info, struct pci_dev *dev)
{
if (e_info->error_dev_num < AER_MAX_MULTI_ERR_DEVICES) {
e_info->dev[e_info->error_dev_num] = dev;
e_info->error_dev_num++;
return 1;
return 0;
}
return 0;
return -ENOSPC;
}
#define PCI_BUS(x) (((x) >> 8) & 0xff)
/**
@ -183,7 +186,12 @@ static int find_device_iter(struct pci_dev *dev, void *data)
struct aer_err_info *e_info = (struct aer_err_info *)data;
if (is_error_source(dev, e_info)) {
add_error_device(e_info, dev);
/* List this device */
if (add_error_device(e_info, dev)) {
/* We cannot handle more... Stop iteration */
/* TODO: Should print error message here? */
return 1;
}
/* If there is only a single error, stop iteration */
if (!e_info->multi_error_valid)