Convert a malloc(9) to mallocarray(9)

ok deraadt@

diff --git a/sys/uvm/uvm_swap.c b/sys/uvm/uvm_swap.c
index d2edbcc..a0de3e6 100644 (file)
--- a/sys/uvm/uvm_swap.c
+++ b/sys/uvm/uvm_swap.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: uvm_swap.c,v 1.140 2016/09/15 02:00:18 dlg Exp $      */
+/*     $OpenBSD: uvm_swap.c,v 1.141 2017/04/09 18:14:39 dhill Exp $    */
 /*     $NetBSD: uvm_swap.c,v 1.40 2000/11/17 11:39:39 mrg Exp $        */
 
 /*
@@ -320,8 +320,8 @@ uvm_swap_initcrypt(struct swapdev *sdp, int npages)
         */
        sdp->swd_decrypt = malloc(SWD_DCRYPT_SIZE(npages), M_VMSWAP,
            M_WAITOK|M_ZERO);
-       sdp->swd_keys = malloc(SWD_KEY_SIZE(npages) * sizeof(struct swap_key),
-           M_VMSWAP, M_WAITOK|M_ZERO);
+       sdp->swd_keys = mallocarray(SWD_KEY_SIZE(npages),
+           sizeof(struct swap_key), M_VMSWAP, M_WAITOK|M_ZERO);
 }
 
 #endif /* UVM_SWAP_ENCRYPT */