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Message-Id: <1283602121-11443-1-git-send-email-jslaby@suse.cz>
Date: Sat, 4 Sep 2010 14:08:41 +0200
From: Jiri Slaby <jslaby@...e.cz>
To: davem@...emloft.net
Cc: linux-kernel@...r.kernel.org, jirislaby@...il.com,
netdev@...r.kernel.org, Debashis Dutt <ddutt@...cade.com>,
Rasesh Mody <rmody@...cade.com>
Subject: [PATCH 1/1] NET: bna, fix lock imbalance
bnad_set_rx_mode omit to unlock bna_lock on one fail path. Fix that.
Signed-off-by: Jiri Slaby <jslaby@...e.cz>
Cc: Debashis Dutt <ddutt@...cade.com>
Cc: Rasesh Mody <rmody@...cade.com>
Cc: David S. Miller <davem@...emloft.net>
---
drivers/net/bna/bnad.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/net/bna/bnad.c b/drivers/net/bna/bnad.c
index cbc1d56..a1a449a 100644
--- a/drivers/net/bna/bnad.c
+++ b/drivers/net/bna/bnad.c
@@ -2706,7 +2706,7 @@ bnad_set_rx_mode(struct net_device *netdev)
kzalloc((mc_count + 1) * ETH_ALEN,
GFP_ATOMIC);
if (!mcaddr_list)
- return;
+ goto unlock;
memcpy(&mcaddr_list[0], &bnad_bcast_addr[0], ETH_ALEN);
@@ -2719,6 +2719,7 @@ bnad_set_rx_mode(struct net_device *netdev)
/* Should we enable BNAD_CF_ALLMULTI for err != 0 ? */
kfree(mcaddr_list);
}
+unlock:
spin_unlock_irqrestore(&bnad->bna_lock, flags);
}
--
1.7.2.2
--
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