net: jme: use kzalloc() instead of kmalloc+memset
authorRasmus Villemoes <linux@rasmusvillemoes.dk>
Wed, 9 Sep 2015 08:38:03 +0000 (10:38 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 10 Sep 2015 00:06:00 +0000 (17:06 -0700)
Using kzalloc saves a tiny bit on .text.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/jme.c

index 6e9a792097d315891af8c36812e38fce15e71640..060dd39229747c4b1f43e4f9f374777bea4d95ec 100644 (file)
@@ -583,7 +583,7 @@ jme_setup_tx_resources(struct jme_adapter *jme)
        atomic_set(&txring->next_to_clean, 0);
        atomic_set(&txring->nr_free, jme->tx_ring_size);
 
-       txring->bufinf          = kmalloc(sizeof(struct jme_buffer_info) *
+       txring->bufinf          = kzalloc(sizeof(struct jme_buffer_info) *
                                        jme->tx_ring_size, GFP_ATOMIC);
        if (unlikely(!(txring->bufinf)))
                goto err_free_txring;
@@ -592,8 +592,6 @@ jme_setup_tx_resources(struct jme_adapter *jme)
         * Initialize Transmit Descriptors
         */
        memset(txring->alloc, 0, TX_RING_ALLOC_SIZE(jme->tx_ring_size));
-       memset(txring->bufinf, 0,
-               sizeof(struct jme_buffer_info) * jme->tx_ring_size);
 
        return 0;
 
@@ -845,7 +843,7 @@ jme_setup_rx_resources(struct jme_adapter *jme)
        rxring->next_to_use     = 0;
        atomic_set(&rxring->next_to_clean, 0);
 
-       rxring->bufinf          = kmalloc(sizeof(struct jme_buffer_info) *
+       rxring->bufinf          = kzalloc(sizeof(struct jme_buffer_info) *
                                        jme->rx_ring_size, GFP_ATOMIC);
        if (unlikely(!(rxring->bufinf)))
                goto err_free_rxring;
@@ -853,8 +851,6 @@ jme_setup_rx_resources(struct jme_adapter *jme)
        /*
         * Initiallize Receive Descriptors
         */
-       memset(rxring->bufinf, 0,
-               sizeof(struct jme_buffer_info) * jme->rx_ring_size);
        for (i = 0 ; i < jme->rx_ring_size ; ++i) {
                if (unlikely(jme_make_new_rx_buf(jme, i))) {
                        jme_free_rx_resources(jme);