linux-kernel - [Patch] Patch for bug #13853

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Message-ID: <AANLkTikjN2C8XHbdGBSrJLEOPvXPfirvaGBWUBrB0VBJ@mail.gmail.com>
Date:	Wed, 2 Mar 2011 16:10:25 -0500
From:	jinqiu yang <crindy646@...il.com>
To:	linux-kernel@...r.kernel.org, drivers_network@...nel-bugs.osdl.org
Subject: [Patch] Patch for bug #13853

Hi everyone,

There is a patch generated by the tool R2Fix for bug #13853.
The problem still exist in latest version.
Could you please take a look at them? Thanks!

--- linux-2.6.30/drivers/net/ariadne.c	2009-06-09 23:05:27.000000000 -0400
+++ /tmp/cocci-output-13571-c63aba-ariadne.c	2011-02-21 17:50:37.625039103 -0500
@@ -421,7 +421,7 @@ static inline void ariadne_reset(struct
 static irqreturn_t ariadne_interrupt(int irq, void *data)
 {
     struct net_device *dev = (struct net_device *)data;
-    volatile struct Am79C960 *lance = (struct Am79C960*)dev->base_addr;
+    volatile struct Am79C960 *lance;
     struct ariadne_private *priv;
     int csr0, boguscnt;
     int handled = 0;
@@ -430,6 +430,7 @@ static irqreturn_t ariadne_interrupt(int
 	printk(KERN_WARNING "ariadne_interrupt(): irq for unknown device.\n");
 	return IRQ_NONE;
     }
+    lance = (struct Am79C960 *)dev->base_addr;

     lance->RAP = CSR0;			/* PCnet-ISA Controller Status */


Best,
Jinqiu
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