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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-08-27 22:00:20 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-08-27 22:00:20 -0700
commit4b61bb575b1fb42ab1df228ae7812e5135f656da (patch)
tree03456466e6f678456ea462a7da4b352d1aa03aa3 /net/ipv4/arp.c
parent805423e84e900e56c834aadee61a020b0d5092c3 (diff)
parent326ba5010a5429a5a528b268b36a5900d4ab0eba (diff)
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Merge commit 'v2.6.31-rc8' into next
Diffstat (limited to 'net/ipv4/arp.c')
-rw-r--r--net/ipv4/arp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index c29d75d8f1b..090e9991ac2 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -1304,7 +1304,9 @@ static void arp_format_neigh_entry(struct seq_file *seq,
hbuffer[k++] = hex_asc_lo(n->ha[j]);
hbuffer[k++] = ':';
}
- hbuffer[--k] = 0;
+ if (k != 0)
+ --k;
+ hbuffer[k] = 0;
#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
}
#endif