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authorJohannes Berg <johannes@sipsolutions.net>2007-04-26 20:43:56 -0700
committerDavid S. Miller <davem@davemloft.net>2007-04-26 20:43:56 -0700
commit295f4a1fa3ecdf816b18393ef7bcd37c032df2fa (patch)
tree231c71578608e46b45dd36006dd1112a6bc6c39a /net
parent[WEXT]: Move to net/wireless (diff)
downloadlinux-dev-295f4a1fa3ecdf816b18393ef7bcd37c032df2fa.tar.xz
linux-dev-295f4a1fa3ecdf816b18393ef7bcd37c032df2fa.zip
[WEXT]: Clean up how wext is called.
This patch cleans up the call paths from the core code into wext. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c34
-rw-r--r--net/wireless/wext.c28
2 files changed, 28 insertions, 34 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 700e4b5081b6..d5e42d13bd67 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -109,7 +109,7 @@
#include <linux/netpoll.h>
#include <linux/rcupdate.h>
#include <linux/delay.h>
-#include <linux/wireless.h>
+#include <net/wext.h>
#include <net/iw_handler.h>
#include <asm/current.h>
#include <linux/audit.h>
@@ -2348,12 +2348,6 @@ static const struct file_operations ptype_seq_fops = {
};
-#ifdef CONFIG_WIRELESS_EXT
-extern int wireless_proc_init(void);
-#else
-#define wireless_proc_init() 0
-#endif
-
static int __init dev_proc_init(void)
{
int rc = -ENOMEM;
@@ -2365,7 +2359,7 @@ static int __init dev_proc_init(void)
if (!proc_net_fops_create("ptype", S_IRUGO, &ptype_seq_fops))
goto out_dev2;
- if (wireless_proc_init())
+ if (wext_proc_init())
goto out_softnet;
rc = 0;
out:
@@ -2923,29 +2917,9 @@ int dev_ioctl(unsigned int cmd, void __user *arg)
ret = -EFAULT;
return ret;
}
-#ifdef CONFIG_WIRELESS_EXT
/* Take care of Wireless Extensions */
- if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
- /* If command is `set a parameter', or
- * `get the encoding parameters', check if
- * the user has the right to do it */
- if (IW_IS_SET(cmd) || cmd == SIOCGIWENCODE
- || cmd == SIOCGIWENCODEEXT) {
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- }
- dev_load(ifr.ifr_name);
- rtnl_lock();
- /* Follow me in net/wireless/wext.c */
- ret = wireless_process_ioctl(&ifr, cmd);
- rtnl_unlock();
- if (IW_IS_GET(cmd) &&
- copy_to_user(arg, &ifr,
- sizeof(struct ifreq)))
- ret = -EFAULT;
- return ret;
- }
-#endif /* CONFIG_WIRELESS_EXT */
+ if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST)
+ return wext_handle_ioctl(&ifr, cmd, arg);
return -EINVAL;
}
}
diff --git a/net/wireless/wext.c b/net/wireless/wext.c
index fba295e05e7a..a6cf1034e07c 100644
--- a/net/wireless/wext.c
+++ b/net/wireless/wext.c
@@ -97,6 +97,7 @@
#include <linux/wireless.h> /* Pretty obvious */
#include <net/iw_handler.h> /* New driver API */
#include <net/netlink.h>
+#include <net/wext.h>
#include <asm/uaccess.h> /* copy_to_user() */
@@ -696,7 +697,7 @@ static const struct file_operations wireless_seq_fops = {
.release = seq_release,
};
-int __init wireless_proc_init(void)
+int __init wext_proc_init(void)
{
/* Create /proc/net/wireless entry */
if (!proc_net_fops_create("wireless", S_IRUGO, &wireless_seq_fops))
@@ -1075,11 +1076,10 @@ static inline int ioctl_private_call(struct net_device * dev,
/* ---------------------------------------------------------------- */
/*
- * Main IOCTl dispatcher. Called from the main networking code
- * (dev_ioctl() in net/core/dev.c).
+ * Main IOCTl dispatcher.
* Check the type of IOCTL and call the appropriate wrapper...
*/
-int wireless_process_ioctl(struct ifreq *ifr, unsigned int cmd)
+static int wireless_process_ioctl(struct ifreq *ifr, unsigned int cmd)
{
struct net_device *dev;
iw_handler handler;
@@ -1143,6 +1143,26 @@ int wireless_process_ioctl(struct ifreq *ifr, unsigned int cmd)
return -EINVAL;
}
+/* entry point from dev ioctl */
+int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd,
+ void __user *arg)
+{
+ int ret;
+
+ /* If command is `set a parameter', or
+ * `get the encoding parameters', check if
+ * the user has the right to do it */
+ if (IW_IS_SET(cmd) || cmd == SIOCGIWENCODE || cmd == SIOCGIWENCODEEXT)
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+ dev_load(ifr->ifr_name);
+ rtnl_lock();
+ ret = wireless_process_ioctl(ifr, cmd);
+ rtnl_unlock();
+ if (IW_IS_GET(cmd) && copy_to_user(arg, ifr, sizeof(struct ifreq)))
+ return -EFAULT;
+ return ret;
+}
/************************* EVENT PROCESSING *************************/
/*