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authorStephen Hemminger <shemminger@osdl.org>2006-08-30 06:18:45 +0200
committerDavid S. Miller <davem@sunset.davemloft.net>2006-08-30 06:22:19 +0200
commitee1377c3eef4238d89b2f99fa4d0bbbad3078b64 (patch)
tree629ac8232edb57ff2831b7801d1f426835adbfdd /drivers/net/wireless/strip.c
parent[IPV6]: ipv6_add_addr should install dstentry earlier (diff)
downloadlinux-ee1377c3eef4238d89b2f99fa4d0bbbad3078b64.tar.xz
linux-ee1377c3eef4238d89b2f99fa4d0bbbad3078b64.zip
[STRIP]: Fix neighbour table refcount leak.
Found by inspection. The STRIP driver does neigh_lookup() but never releases. This driver shouldn't being doing gratuitous arp anyway. Untested, obviously, because of lack of hardware. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/strip.c')
-rw-r--r--drivers/net/wireless/strip.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c
index fd31885c6844..ccaf28e8db0a 100644
--- a/drivers/net/wireless/strip.c
+++ b/drivers/net/wireless/strip.c
@@ -467,6 +467,7 @@ static int arp_query(unsigned char *haddr, u32 paddr,
struct net_device *dev)
{
struct neighbour *neighbor_entry;
+ int ret = 0;
neighbor_entry = neigh_lookup(&arp_tbl, &paddr, dev);
@@ -474,10 +475,11 @@ static int arp_query(unsigned char *haddr, u32 paddr,
neighbor_entry->used = jiffies;
if (neighbor_entry->nud_state & NUD_VALID) {
memcpy(haddr, neighbor_entry->ha, dev->addr_len);
- return 1;
+ ret = 1;
}
+ neigh_release(neighbor_entry);
}
- return 0;
+ return ret;
}
static void DumpData(char *msg, struct strip *strip_info, __u8 * ptr,