1 files changed, 2 insertions, 2 deletions

diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index e2f5a3ee41a7..40c7eb941bc9 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -73,8 +73,8 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
                  * variables.  There are arrays that we encode directly
                  * into parameters to make the rest of the operations easier.
                  */
-                auth_hmacs = kzalloc(sizeof(*auth_hmacs) +
-                                     sizeof(__u16) * SCTP_AUTH_NUM_HMACS, gfp);
+                auth_hmacs = kzalloc(struct_size(auth_hmacs, hmac_ids,
+                                                 SCTP_AUTH_NUM_HMACS), gfp);
                 if (!auth_hmacs)
                         goto nomem;