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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH 18/27] net: ifup: Factor out a eth_discover function
Date: Fri,  1 Dec 2017 12:22:47 +0100	[thread overview]
Message-ID: <20171201112256.20196-19-s.hauer@pengutronix.de> (raw)
In-Reply-To: <20171201112256.20196-1-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 net/ifup.c | 38 ++++++++++++++++++++++++++------------
 1 file changed, 26 insertions(+), 12 deletions(-)

diff --git a/net/ifup.c b/net/ifup.c
index 423712e19c..f6ccd70378 100644
--- a/net/ifup.c
+++ b/net/ifup.c
@@ -26,6 +26,30 @@
 #include <fs.h>
 #include <linux/stat.h>
 
+static int eth_discover(const char *name)
+{
+	char *cmd_discover;
+	struct stat s;
+	int ret;
+
+	cmd_discover = basprintf("/env/network/%s-discover", name);
+
+	ret = stat(cmd_discover, &s);
+	if (ret)
+		goto out;
+
+	ret = run_command(cmd_discover);
+	if (ret) {
+		pr_err("Running '%s' failed with %d\n", cmd_discover, ret);
+		goto out;
+	}
+
+out:
+	free(cmd_discover);
+
+	return ret;
+}
+
 static char *vars[] = {
 	"ipaddr",
 	"netmask",
@@ -48,9 +72,8 @@ static int eth_set_param(struct device_d *dev, const char *param)
 int ifup(const char *name, unsigned flags)
 {
 	int ret;
-	char *cmd, *cmd_discover;
+	char *cmd;
 	const char *ip;
-	struct stat s;
 	int i;
 	struct device_d *dev;
 	struct eth_device *edev = eth_get_byname(name);
@@ -66,7 +89,6 @@ int ifup(const char *name, unsigned flags)
 		setenv(vars[i], "");
 
 	cmd = basprintf("source /env/network/%s", name);
-	cmd_discover = basprintf("/env/network/%s-discover", name);
 
 	ret = run_command(cmd);
 	if (ret) {
@@ -74,14 +96,7 @@ int ifup(const char *name, unsigned flags)
 		goto out;
 	}
 
-	ret = stat(cmd_discover, &s);
-	if (!ret) {
-		ret = run_command(cmd_discover);
-		if (ret) {
-			pr_err("Running '%s' failed with %d\n", cmd, ret);
-			goto out;
-		}
-	}
+	eth_discover(name);
 
 	dev = get_device_by_name(name);
 	if (!dev) {
@@ -142,7 +157,6 @@ int ifup(const char *name, unsigned flags)
 out:
 	env_pop_context();
 	free(cmd);
-	free(cmd_discover);
 
 	return ret;
 }
-- 
2.11.0


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  parent reply	other threads:[~2017-12-01 11:23 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-01 11:22 [PATCH v2] Networking updates Sascha Hauer
2017-12-01 11:22 ` [PATCH 01/27] detect command: Drop -e option Sascha Hauer
2017-12-01 11:22 ` [PATCH 02/27] driver: Add device_detect_all() function Sascha Hauer
2017-12-01 11:22 ` [PATCH 03/27] nvvar: when setting a nvvar to NULL just free the content Sascha Hauer
2017-12-01 11:22 ` [PATCH 04/27] net: use pr_* functions for messages Sascha Hauer
2017-12-01 11:22 ` [PATCH 05/27] net: Add and use IP_BROADCAST Sascha Hauer
2017-12-01 11:22 ` [PATCH 06/27] net: Make domainname and nameserver globalvars Sascha Hauer
2017-12-01 11:22 ` [PATCH 07/27] net: Add functions to get/set nameserver and domainname Sascha Hauer
2017-12-01 11:22 ` [PATCH 08/27] net: introduce global.net.server Sascha Hauer
2017-12-01 11:22 ` [PATCH 09/27] net: dhcp: Do not overwrite serverip if it is valid Sascha Hauer
2017-12-01 11:22 ` [PATCH 10/27] net: Use a single gateway Sascha Hauer
2017-12-01 11:22 ` [PATCH 11/27] net: allow udp connections on specified network device Sascha Hauer
2017-12-01 11:22 ` [PATCH 12/27] net: dhcp: Allow to specify " Sascha Hauer
2017-12-01 11:22 ` [PATCH 13/27] net: dhcp: avoid unnecessary casts Sascha Hauer
2017-12-01 11:22 ` [PATCH 14/27] net: dhcp: Coding style fixes Sascha Hauer
2017-12-01 11:22 ` [PATCH 15/27] net: dhcp: rework Sascha Hauer
2017-12-08 21:56   ` Oleksij Rempel
2017-12-01 11:22 ` [PATCH 16/27] net: Pick network device based on IP settings Sascha Hauer
2017-12-01 11:22 ` [PATCH 17/27] net: remove "current" network device Sascha Hauer
2017-12-01 11:22 ` Sascha Hauer [this message]
2017-12-01 11:22 ` [PATCH 19/27] ifup: Use dhcp C API rather than running command Sascha Hauer
2017-12-01 11:22 ` [PATCH 20/27] net: Provide new way to configure network devices Sascha Hauer
2017-12-01 11:22 ` [PATCH 21/27] net: update network docs Sascha Hauer
2017-12-01 11:22 ` [PATCH 22/27] net: environment: remove ethx setup files Sascha Hauer
2017-12-01 11:22 ` [PATCH 23/27] net: environment: update automounts Sascha Hauer
2017-12-01 11:22 ` [PATCH 24/27] defaultenv: Add README for new network config Sascha Hauer
2017-12-01 11:22 ` [PATCH 25/27] net: Add linuxdevname property Sascha Hauer
2017-12-01 11:22 ` [PATCH 26/27] commands: Add ip_route_add command Sascha Hauer
2017-12-01 11:22 ` [PATCH 27/27] defaultenv-2: set bootargs correctly for network boot Sascha Hauer

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