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staging: unisys: get rid of list of devices 

We don't need the list of devices, we can loop through the one
provided by the network api and filter on ours.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
David Kershner 2015-10-01 11:52:29 -04:00 committed by Greg Kroah-Hartman
parent f5c9598b73
commit 07f8260bb6
1 changed files with 0 additions and 13 deletions
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13
drivers/staging/unisys/visornic/visornic_main.c
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@ -115,7 +115,6 @@ struct visornic_devdata {
* IOPART
*/
struct visor_device *dev;
struct list_head list_all; /* < link within list_all_devices list */
struct net_device *netdev;
struct net_device_stats net_stats;
atomic_t interrupt_rcvd;
@ -196,12 +195,6 @@ struct visornic_devdata {
struct uiscmdrsp cmdrsp[SIZEOF_CMDRSP];
};
/* List of all visornic_devdata structs,
* linked via the list_all member
*/
static LIST_HEAD(list_all_devices);
static DEFINE_SPINLOCK(lock_all_devices);
static int visornic_poll(struct napi_struct *napi, int budget);
static void poll_for_irq(unsigned long v);
@ -1372,9 +1365,6 @@ devdata_initialize(struct visornic_devdata *devdata, struct visor_device *dev)
return NULL;
memset(devdata, '\0', sizeof(struct visornic_devdata));
devdata->dev = dev;
spin_lock(&lock_all_devices);
list_add_tail(&devdata->list_all, &list_all_devices);
spin_unlock(&lock_all_devices);
return devdata;
}
@ -1387,9 +1377,6 @@ devdata_initialize(struct visornic_devdata *devdata, struct visor_device *dev)
*/
static void devdata_release(struct visornic_devdata *devdata)
{
spin_lock(&lock_all_devices);
list_del(&devdata->list_all);
spin_unlock(&lock_all_devices);
kfree(devdata->rcvbuf);
kfree(devdata->cmdrsp_rcv);
kfree(devdata->xmit_cmdrsp);