[PATCH 1/2] DM9000B: Fix reg_save after spin_lock in dm9000_timeout
From: Henry Nestler <hidden>
Date: 2011-02-20 21:45:00
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
The spin_lock should hold before reading register. --- Kernel version 2.6.38-rc5 drivers/net/dm9000.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index 2d4c4fc..2bbd496 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c@@ -852,8 +852,8 @@ static void dm9000_timeout(struct net_device *dev) unsigned long flags; /* Save previous register address */ - reg_save = readb(db->io_addr); spin_lock_irqsave(&db->lock, flags); + reg_save = readb(db->io_addr); netif_stop_queue(dev); dm9000_reset(db);