cnic: Replace get_random_bytes() with random32()

Suggested by Stephen Hemminger <shemminger@vyatta.com>

Signed-off-by: Michael Chan <mchan@broadcom.com>
Reviewed-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 5533b1526b1bc92d0a4bc9729c4773bceb9181d4..23d6108c64c693ea919c1b88ca62b2b20937bca3 100644 (file)
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -28,6 +28,7 @@
 #include <linux/ethtool.h>
 #include <linux/if_vlan.h>
 #include <linux/prefetch.h>
+#include <linux/random.h>
 #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
 #define BCM_VLAN 1
 #endif
@@ -3830,7 +3831,7 @@ static int cnic_cm_alloc_mem(struct cnic_dev *dev)
        if (!cp->csk_tbl)
                return -ENOMEM;
 
-       get_random_bytes(&port_id, sizeof(port_id));
+       port_id = random32();
        port_id %= CNIC_LOCAL_PORT_RANGE;
        if (cnic_init_id_tbl(&cp->csk_port_tbl, CNIC_LOCAL_PORT_RANGE,
                             CNIC_LOCAL_PORT_MIN, port_id)) {
@@ -3890,7 +3891,7 @@ static int cnic_cm_init_bnx2_hw(struct cnic_dev *dev)
 {
        u32 seed;
 
-       get_random_bytes(&seed, 4);
+       seed = random32();
        cnic_ctx_wr(dev, 45, 0, seed);
        return 0;
 }