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staging: gasket: core: factor out generic device remove code from PCI

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Separate code for generic parts of gasket device removal sequence from
the PCI device removal code, in prep for non-PCI devices later.

Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Todd Poynor
2018-08-09 20:21:07 -07:00
committed by Alex Van Damme
parent 16c146bc73
commit a74e602f32
1 changed files with 10 additions and 10 deletions
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20
gasket_core.c
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@@ -1461,6 +1461,14 @@ free_gasket_dev:
return ret; return ret;
} }
static void __gasket_remove_device(struct gasket_internal_desc *internal_desc,
struct gasket_dev *gasket_dev)
{
gasket_sysfs_remove_mapping(gasket_dev->dev_info.device);
device_destroy(internal_desc->class, gasket_dev->dev_info.devt);
gasket_free_dev(gasket_dev);
}
/* /*
* Add PCI gasket device. * Add PCI gasket device.
* *
@@ -1515,9 +1523,7 @@ int gasket_pci_add_device(struct pci_dev *pci_dev,
cleanup_pci: cleanup_pci:
gasket_cleanup_pci(gasket_dev); gasket_cleanup_pci(gasket_dev);
gasket_sysfs_remove_mapping(gasket_dev->dev_info.device); __gasket_remove_device(internal_desc, gasket_dev);
device_destroy(internal_desc->class, gasket_dev->dev_info.devt);
gasket_free_dev(gasket_dev);
return ret; return ret;
} }
EXPORT_SYMBOL(gasket_pci_add_device); EXPORT_SYMBOL(gasket_pci_add_device);
@@ -1528,7 +1534,6 @@ void gasket_pci_remove_device(struct pci_dev *pci_dev)
int i; int i;
struct gasket_internal_desc *internal_desc; struct gasket_internal_desc *internal_desc;
struct gasket_dev *gasket_dev = NULL; struct gasket_dev *gasket_dev = NULL;
const struct gasket_driver_desc *driver_desc;
/* Find the device desc. */ /* Find the device desc. */
mutex_lock(&g_mutex); mutex_lock(&g_mutex);
internal_desc = lookup_internal_desc(pci_dev); internal_desc = lookup_internal_desc(pci_dev);
@@ -1538,8 +1543,6 @@ void gasket_pci_remove_device(struct pci_dev *pci_dev)
} }
mutex_unlock(&g_mutex); mutex_unlock(&g_mutex);
driver_desc = internal_desc->driver_desc;
/* Now find the specific device */ /* Now find the specific device */
mutex_lock(&internal_desc->mutex); mutex_lock(&internal_desc->mutex);
for (i = 0; i < GASKET_DEV_MAX; i++) { for (i = 0; i < GASKET_DEV_MAX; i++) {
@@ -1558,10 +1561,7 @@ void gasket_pci_remove_device(struct pci_dev *pci_dev)
internal_desc->driver_desc->name); internal_desc->driver_desc->name);
gasket_cleanup_pci(gasket_dev); gasket_cleanup_pci(gasket_dev);
__gasket_remove_device(internal_desc, gasket_dev);
gasket_sysfs_remove_mapping(gasket_dev->dev_info.device);
device_destroy(internal_desc->class, gasket_dev->dev_info.devt);
gasket_free_dev(gasket_dev);
} }
EXPORT_SYMBOL(gasket_pci_remove_device); EXPORT_SYMBOL(gasket_pci_remove_device);