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authorIngo Molnar <mingo@elte.hu>2009-08-09 12:46:45 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-09 12:46:49 +0200
commite3560336be655c6791316482fe288b119f34c427 (patch)
tree43ca9a6b489aaa3918b773f78a7eda37458ef0a8 /net/ipv4/arp.c
parent26528e773ecc74fb1b61b7275f86f761cbb340ec (diff)
parent7b2aa037e878c939676675969983284a02958ae3 (diff)
Merge branch 'linus' into tracing/urgent
Merge reason: Merge up to almost-rc6 to pick up latest perfcounters (on which we'll queue up a dependent fix) Signed-off-by: Ingo Molnar <mingo@elte.hu>
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