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-rw-r--r--net/key/af_key.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 3dffb892d52c..596499cc8b2f 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -401,6 +401,11 @@ static int verify_address_len(const void *p)
#endif
int len;
+ if (sp->sadb_address_len <
+ DIV_ROUND_UP(sizeof(*sp) + offsetofend(typeof(*addr), sa_family),
+ sizeof(uint64_t)))
+ return -EINVAL;
+
switch (addr->sa_family) {
case AF_INET:
len = DIV_ROUND_UP(sizeof(*sp) + sizeof(*sin), sizeof(uint64_t));