Author: pfg
Date: Thu Jan 11 15:25:26 2018
New Revision: 327828
URL: https://svnweb.freebsd.org/changeset/base/327828

Log:
  dev/(e1000,ixl): Make some use of mallocarray(9).
  
  Reviewed by:  erj
  Differential Revision: https://reviews.freebsd.org/D13833

Modified:
  head/sys/dev/e1000/if_em.c
  head/sys/dev/ixl/if_ixlv.c
  head/sys/dev/ixl/ixl_pf_iov.c
  head/sys/dev/ixl/ixl_pf_main.c

Modified: head/sys/dev/e1000/if_em.c
==============================================================================
--- head/sys/dev/e1000/if_em.c  Thu Jan 11 15:03:01 2018        (r327827)
+++ head/sys/dev/e1000/if_em.c  Thu Jan 11 15:25:26 2018        (r327828)
@@ -2835,9 +2835,9 @@ em_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, u
 
        /* First allocate the top level queue structs */
        if (!(adapter->tx_queues =
-           (struct em_tx_queue *) malloc(sizeof(struct em_tx_queue) *
-           adapter->tx_num_queues, M_DEVBUF, M_NOWAIT | M_ZERO))) {
-               device_printf(iflib_get_dev(ctx), "Unable to allocate queue 
memory\n");
+           (struct em_tx_queue *) mallocarray(adapter->tx_num_queues,
+               sizeof(struct em_tx_queue), M_DEVBUF, M_NOWAIT | M_ZERO))) {
+                   device_printf(iflib_get_dev(ctx), "Unable to allocate queue 
memory\n");
                return(ENOMEM);
        }
 
@@ -2849,7 +2849,8 @@ em_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, u
                que->me = txr->me =  i;
 
                /* Allocate report status array */
-               if (!(txr->tx_rsq = (qidx_t *) malloc(sizeof(qidx_t) * 
scctx->isc_ntxd[0], M_DEVBUF, M_NOWAIT | M_ZERO))) {
+               if (!(txr->tx_rsq = (qidx_t *) mallocarray(scctx->isc_ntxd[0],
+                   sizeof(qidx_t), M_DEVBUF, M_NOWAIT | M_ZERO))) {
                        device_printf(iflib_get_dev(ctx), "failed to allocate 
rs_idxs memory\n");
                        error = ENOMEM;
                        goto fail;
@@ -2881,8 +2882,8 @@ em_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, u
 
        /* First allocate the top level queue structs */
        if (!(adapter->rx_queues =
-           (struct em_rx_queue *) malloc(sizeof(struct em_rx_queue) *
-           adapter->rx_num_queues, M_DEVBUF, M_NOWAIT | M_ZERO))) {
+           (struct em_rx_queue *) mallocarray(adapter->rx_num_queues,
+               sizeof(struct em_rx_queue), M_DEVBUF, M_NOWAIT | M_ZERO))) {
                device_printf(iflib_get_dev(ctx), "Unable to allocate queue 
memory\n");
                error = ENOMEM;
                goto fail;

Modified: head/sys/dev/ixl/if_ixlv.c
==============================================================================
--- head/sys/dev/ixl/if_ixlv.c  Thu Jan 11 15:03:01 2018        (r327827)
+++ head/sys/dev/ixl/if_ixlv.c  Thu Jan 11 15:25:26 2018        (r327828)
@@ -1637,8 +1637,8 @@ ixlv_setup_queues(struct ixlv_sc *sc)
 
        /* Get memory for the station queues */
        if (!(vsi->queues =
-               (struct ixl_queue *) malloc(sizeof(struct ixl_queue) *
-               vsi->num_queues, M_DEVBUF, M_NOWAIT | M_ZERO))) {
+               (struct ixl_queue *) mallocarray(vsi->num_queues,
+                   sizeof(struct ixl_queue), M_DEVBUF, M_NOWAIT | M_ZERO))) {
                        device_printf(dev, "Unable to allocate queue memory\n");
                        error = ENOMEM;
                        goto early;

Modified: head/sys/dev/ixl/ixl_pf_iov.c
==============================================================================
--- head/sys/dev/ixl/ixl_pf_iov.c       Thu Jan 11 15:03:01 2018        
(r327827)
+++ head/sys/dev/ixl/ixl_pf_iov.c       Thu Jan 11 15:25:26 2018        
(r327828)
@@ -1695,8 +1695,8 @@ ixl_iov_init(device_t dev, uint16_t num_vfs, const nvl
        pf_vsi = &pf->vsi;
 
        IXL_PF_LOCK(pf);
-       pf->vfs = malloc(sizeof(struct ixl_vf) * num_vfs, M_IXL, M_NOWAIT |
-           M_ZERO);
+       pf->vfs = mallocarray(num_vfs, sizeof(struct ixl_vf), M_IXL,
+           M_NOWAIT | M_ZERO);
 
        if (pf->vfs == NULL) {
                error = ENOMEM;

Modified: head/sys/dev/ixl/ixl_pf_main.c
==============================================================================
--- head/sys/dev/ixl/ixl_pf_main.c      Thu Jan 11 15:03:01 2018        
(r327827)
+++ head/sys/dev/ixl/ixl_pf_main.c      Thu Jan 11 15:25:26 2018        
(r327828)
@@ -2431,8 +2431,8 @@ ixl_setup_stations(struct ixl_pf *pf)
 
        /* Get memory for the station queues */
         if (!(vsi->queues =
-            (struct ixl_queue *) malloc(sizeof(struct ixl_queue) *
-            vsi->num_queues, M_DEVBUF, M_NOWAIT | M_ZERO))) {
+            (struct ixl_queue *) mallocarray(vsi->num_queues,
+           sizeof(struct ixl_queue), M_DEVBUF, M_NOWAIT | M_ZERO))) {
                 device_printf(dev, "Unable to allocate queue memory\n");
                 error = ENOMEM;
                 return (error);
@@ -3317,7 +3317,7 @@ ixl_add_hw_filters(struct ixl_vsi *vsi, int flags, int
        hw = &pf->hw;
        IXL_PF_LOCK_ASSERT(pf);
 
-       a = malloc(sizeof(struct i40e_aqc_add_macvlan_element_data) * cnt,
+       a = mallocarray(cnt, sizeof(struct i40e_aqc_add_macvlan_element_data),
            M_DEVBUF, M_NOWAIT | M_ZERO);
        if (a == NULL) {
                device_printf(dev, "add_hw_filters failed to get memory\n");
@@ -3380,7 +3380,8 @@ ixl_del_hw_filters(struct ixl_vsi *vsi, int cnt)
        hw = &pf->hw;
        dev = pf->dev;
 
-       d = malloc(sizeof(struct i40e_aqc_remove_macvlan_element_data) * cnt,
+       d = mallocarray(cnt,
+           sizeof(struct i40e_aqc_remove_macvlan_element_data),
            M_DEVBUF, M_NOWAIT | M_ZERO);
        if (d == NULL) {
                printf("del hw filter failed to get memory\n");
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