[PATCH v2] net: dhcp: add global variable for retries

[<Oleg.Karfich@xxxxxxxx>]

Signed-off-by: Oleg Karfich <oleg.karfich@xxxxxxxx>
---

Changes in v2:

	- use globalvar_add_simple_int
	- set default value to global variable
	- and use the global variable in dhcp requests :-)

---
 net/dhcp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/dhcp.c b/net/dhcp.c
index 92e0501..984d32a 100644
--- a/net/dhcp.c
+++ b/net/dhcp.c
@@ -448,7 +448,7 @@ static char *global_dhcp_bootfile;
 static char *global_dhcp_oftree_file;
 static char *global_dhcp_rootpath;
 static char *global_dhcp_tftp_server_name;
-static char *global_dhcp_retries;
+static int global_dhcp_retries = DHCP_DEFAULT_RETRY;
 static char *global_dhcp_option224;
 
 static void set_res(char **var, const char *res)
@@ -485,7 +485,7 @@ int dhcp_request(struct eth_device *edev, const struct dhcp_req_param *param,
 	if (!dhcp_param.option224)
 		dhcp_param.option224 = global_dhcp_option224;
 	if (!dhcp_param.retries)
-		dhcp_param.retries = DHCP_DEFAULT_RETRY;
+		dhcp_param.retries = global_dhcp_retries;
 
 	dhcp_con = net_udp_eth_new(edev, IP_BROADCAST, PORT_BOOTPS, dhcp_handler, NULL);
 	if (IS_ERR(dhcp_con)) {
@@ -630,7 +630,7 @@ static int dhcp_global_init(void)
 	globalvar_add_simple_string("dhcp.user_class", &global_dhcp_user_class);
 	globalvar_add_simple_string("dhcp.oftree_file", &global_dhcp_oftree_file);
 	globalvar_add_simple_string("dhcp.tftp_server_name", &global_dhcp_tftp_server_name);
-	globalvar_add_simple_string("dhcp.retries", &global_dhcp_retries);
+	globalvar_add_simple_int("dhcp.retries", &global_dhcp_retries, "%u");
 	globalvar_add_simple_string("dhcp.option224", &global_dhcp_option224);
 
 	return 0;
-- 
2.7.4

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