m68k: Some network drivers do not check the platform

Some network drivers do not check whether they're actually running on the correct platform, causing multi-platform kernels to crash if they are not. Signed-off-by: Geert Uytterhoeven <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
kishon · May 18, 2008 · 0f73448 · 0f73448
1 parent d649770
commit 0f73448
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Showing 5 changed files with 19 additions and 0 deletions.
diff --git a/drivers/net/82596.c b/drivers/net/82596.c
@@ -1162,6 +1162,7 @@ struct net_device * __init i82596_probe(int unit)
 		memcpy(eth_addr, (void *) 0xfffc1f2c, 6);	/* YUCK! Get addr from NOVRAM */
 		dev->base_addr = MVME_I596_BASE;
 		dev->irq = (unsigned) MVME16x_IRQ_I596;
+		goto found;
 	}
 #endif
 #ifdef ENABLE_BVME6000_NET
@@ -1176,6 +1177,7 @@ struct net_device * __init i82596_probe(int unit)
 		rtc[3] = msr;
 		dev->base_addr = BVME_I596_BASE;
 		dev->irq = (unsigned) BVME_IRQ_I596;
+		goto found;
 	}
 #endif
 #ifdef ENABLE_APRICOT
@@ -1212,8 +1214,13 @@ struct net_device * __init i82596_probe(int unit)
 		}
 
 		dev->irq = 10;
+		goto found;
 	}
 #endif
+	err = -ENODEV;
+	goto out;
+
+found:
 	dev->mem_start = (int)__get_free_pages(GFP_ATOMIC, 0);
 	if (!dev->mem_start) {
 		err = -ENOMEM;

diff --git a/drivers/net/apne.c b/drivers/net/apne.c
@@ -127,6 +127,9 @@ struct net_device * __init apne_probe(int unit)
 #endif
 	int err;
 
+	if (!MACH_IS_AMIGA)
+		return ERR_PTR(-ENODEV);
+
 	if (apne_owned)
 		return ERR_PTR(-ENODEV);
 

diff --git a/drivers/net/mac89x0.c b/drivers/net/mac89x0.c
@@ -183,6 +183,9 @@ struct net_device * __init mac89x0_probe(int unit)
 	int err = -ENODEV;
 	DECLARE_MAC_BUF(mac);
 
+	if (!MACH_IS_MAC)
+		return ERR_PTR(-ENODEV);
+
 	dev = alloc_etherdev(sizeof(struct net_local));
 	if (!dev)
 		return ERR_PTR(-ENOMEM);

diff --git a/drivers/net/macmace.c b/drivers/net/macmace.c
@@ -781,6 +781,9 @@ static int __init mac_mace_init_module(void)
 {
 	int err;
 
+	if (!MACH_IS_MAC)
+		return -ENODEV;
+
 	if ((err = platform_driver_register(&mac_mace_driver))) {
 		printk(KERN_ERR "Driver registration failed\n");
 		return err;

diff --git a/drivers/net/sun3lance.c b/drivers/net/sun3lance.c
@@ -250,6 +250,9 @@ struct net_device * __init sun3lance_probe(int unit)
 	static int found;
 	int err = -ENODEV;
 
+	if (!MACH_IS_SUN3 && !MACH_IS_SUN3X)
+		return ERR_PTR(-ENODEV);
+
 	/* check that this machine has an onboard lance */
 	switch(idprom->id_machtype) {
 	case SM_SUN3|SM_3_50: