From: Zhizhou Tian <zhizhou.t...@gmail.com>

struct xt_byteslimit_htable used hlist_head,
but alloc memory with sizeof(struct list_head)

Change-Id: I75bc60e47e0823700d4303c9d763b7995e3b7bb3
Signed-off-by: Zhizhou Tian <zhizhou.t...@gmail.com>
---
 net/netfilter/xt_hashlimit.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index 10d4823..962ea4a 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -279,7 +279,7 @@ static int htable_create(struct net *net, struct 
hashlimit_cfg3 *cfg,
                size = cfg->size;
        } else {
                size = (totalram_pages << PAGE_SHIFT) / 16384 /
-                      sizeof(struct list_head);
+                      sizeof(struct hlist_head);
                if (totalram_pages > 1024 * 1024 * 1024 / PAGE_SIZE)
                        size = 8192;
                if (size < 16)
@@ -287,7 +287,7 @@ static int htable_create(struct net *net, struct 
hashlimit_cfg3 *cfg,
        }
        /* FIXME: don't use vmalloc() here or anywhere else -HW */
        hinfo = vmalloc(sizeof(struct xt_hashlimit_htable) +
-                       sizeof(struct list_head) * size);
+                       sizeof(struct hlist_head) * size);
        if (hinfo == NULL)
                return -ENOMEM;
        *out_hinfo = hinfo;
-- 
2.7.4

Reply via email to