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Subject[patch] ipv4: initialize arp_tbl rw lock
From: Heiko Carstens <heiko.carstens@de.ibm.com>

The qeth driver makes use of the arp_tbl rw lock. CONFIG_DEBUG_SPINLOCK
detects that this lock is not initialized as it is supposed to be.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
---

net/ipv4/arp.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 041dadd..ea54216 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -202,6 +202,7 @@ struct neigh_table arp_tbl = {
.gc_thresh1 = 128,
.gc_thresh2 = 512,
.gc_thresh3 = 1024,
+ .lock = RW_LOCK_UNLOCKED,
};

int arp_mc_map(u32 addr, u8 *haddr, struct net_device *dev, int dir)
-
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