X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fblock%2Faoe%2Faoedev.c;h=6e231c5a119958dd3549e5d825f4706f9d04f9ec;hb=f7f1b0f1e2fbadeab12d24236000e778aa9b1ead;hp=240abaec159b708d90065f7643bb6b8fb2697fac;hpb=e3f6fb6212a7102bdb56ba38fa1e98fe72950475;p=linux-2.6.git

diff --git a/drivers/block/aoe/aoedev.c b/drivers/block/aoe/aoedev.c
index 240abaec1..6e231c5a1 100644
--- a/drivers/block/aoe/aoedev.c
+++ b/drivers/block/aoe/aoedev.c
@@ -13,7 +13,7 @@ static struct aoedev *devlist;
 static spinlock_t devlist_lock;
 
 struct aoedev *
-aoedev_bymac(unsigned char *macaddr)
+aoedev_by_aoeaddr(int maj, int min)
 {
 	struct aoedev *d;
 	ulong flags;
@@ -21,7 +21,7 @@ aoedev_bymac(unsigned char *macaddr)
 	spin_lock_irqsave(&devlist_lock, flags);
 
 	for (d=devlist; d; d=d->next)
-		if (!memcmp(d->addr, macaddr, 6))
+		if (d->aoemajor == maj && d->aoeminor == min)
 			break;
 
 	spin_unlock_irqrestore(&devlist_lock, flags);
@@ -109,26 +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
-	|| memcmp(d->addr, addr, sizeof d->addr)
-	|| (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);
@@ -147,7 +143,8 @@ aoedev_freedev(struct aoedev *d)
 		put_disk(d->gd);
 	}
 	kfree(d->frames);
-	mempool_destroy(d->bufpool);
+	if (d->bufpool)
+		mempool_destroy(d->bufpool);
 	kfree(d);
 }