Commit 93d489fc authored by Ed L Cashin's avatar Ed L Cashin Committed by Greg KH
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[PATCH] aoe: allow multiple aoe devices to have the same mac



allow multiple aoe devices to have the same mac
Signed-off-by: default avatarEd L. Cashin <ecashin@coraid.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>

diff -u b/drivers/block/aoe/aoedev.c b/drivers/block/aoe/aoedev.c
parent 67d9f847
......@@ -109,25 +109,22 @@ aoedev_set(ulong sysminor, unsigned char *addr, struct net_device *ifp, ulong bu
spin_lock_irqsave(&devlist_lock, flags);
for (d=devlist; d; d=d->next)
if (d->sysminor == sysminor
|| memcmp(d->addr, addr, sizeof d->addr) == 0)
if (d->sysminor == sysminor)
break;
if (d == NULL && (d = aoedev_newdev(bufcnt)) == NULL) {
spin_unlock_irqrestore(&devlist_lock, flags);
printk(KERN_INFO "aoe: aoedev_set: aoedev_newdev failure.\n");
return NULL;
}
} /* if newdev, (d->flags & DEVFL_UP) == 0 for below */
spin_unlock_irqrestore(&devlist_lock, flags);
spin_lock_irqsave(&d->lock, flags);
d->ifp = ifp;
if (d->sysminor != sysminor
|| (d->flags & DEVFL_UP) == 0) {
memcpy(d->addr, addr, sizeof d->addr);
if ((d->flags & DEVFL_UP) == 0) {
aoedev_downdev(d); /* flushes outstanding frames */
memcpy(d->addr, addr, sizeof d->addr);
d->sysminor = sysminor;
d->aoemajor = AOEMAJOR(sysminor);
d->aoeminor = AOEMINOR(sysminor);
......
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