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authorIngo Molnar <mingo@kernel.org>2017-11-07 12:32:44 +0300
committerIngo Molnar <mingo@kernel.org>2017-11-07 12:32:44 +0300
commit8c5db92a705d9e2c986adec475980d1120fa07b4 (patch)
tree9f0eea56889819707c0a1a8eb5b1fb2db3cdaf3d /net/wireless
parentca5d376e17072c1b60c3fee66f3be58ef018952d (diff)
parente4880bc5dfb1f02b152e62a894b5c6f3e995b3cf (diff)
downloadlinux-8c5db92a705d9e2c986adec475980d1120fa07b4.tar.xz
Merge branch 'linus' into locking/core, to resolve conflicts
Conflicts: include/linux/compiler-clang.h include/linux/compiler-gcc.h include/linux/compiler-intel.h include/uapi/linux/stddef.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/Makefile1
-rw-r--r--net/wireless/ap.c1
-rw-r--r--net/wireless/chan.c1
-rw-r--r--net/wireless/core.h1
-rw-r--r--net/wireless/debugfs.h1
-rw-r--r--net/wireless/ethtool.c1
-rw-r--r--net/wireless/ibss.c1
-rw-r--r--net/wireless/mesh.c1
-rw-r--r--net/wireless/mlme.c1
-rw-r--r--net/wireless/nl80211.h1
-rw-r--r--net/wireless/rdev-ops.h1
-rw-r--r--net/wireless/scan.c1
-rw-r--r--net/wireless/sme.c51
-rw-r--r--net/wireless/sysfs.h1
-rw-r--r--net/wireless/trace.h1
-rw-r--r--net/wireless/util.c1
-rw-r--r--net/wireless/wext-compat.c1
-rw-r--r--net/wireless/wext-sme.c1
18 files changed, 59 insertions, 9 deletions
diff --git a/net/wireless/Makefile b/net/wireless/Makefile
index d06e5015751a..b7c0300e0b08 100644
--- a/net/wireless/Makefile
+++ b/net/wireless/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CFG80211) += cfg80211.o
obj-$(CONFIG_LIB80211) += lib80211.o
obj-$(CONFIG_LIB80211_CRYPT_WEP) += lib80211_crypt_wep.o
diff --git a/net/wireless/ap.c b/net/wireless/ap.c
index 25666d3009be..63682176c96c 100644
--- a/net/wireless/ap.c
+++ b/net/wireless/ap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/cfg80211.h>
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index b8aa5a7d5c77..fad1b5baf8ff 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains helper code to handle channel
* settings and keeping track of what is possible at
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 6e809325af3b..705835047f98 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Wireless configuration interface internals.
*
diff --git a/net/wireless/debugfs.h b/net/wireless/debugfs.h
index 74fdd3811427..a8a135d94ab5 100644
--- a/net/wireless/debugfs.h
+++ b/net/wireless/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CFG80211_DEBUGFS_H
#define __CFG80211_DEBUGFS_H
diff --git a/net/wireless/ethtool.c b/net/wireless/ethtool.c
index e9e91298c70d..a9c0f368db5d 100644
--- a/net/wireless/ethtool.c
+++ b/net/wireless/ethtool.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/utsname.h>
#include <net/cfg80211.h>
#include "core.h"
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 10bf040a0982..413d4f4e6334 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Some IBSS support code for cfg80211.
*
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index 421a6b80ec62..51aa55618ef7 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/cfg80211.h>
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index d8df7a5180a0..e7c64a8dce54 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 MLME SAP interface
*
diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h
index b96933322077..fc415c8f7aac 100644
--- a/net/wireless/nl80211.h
+++ b/net/wireless/nl80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_WIRELESS_NL80211_H
#define __NET_WIRELESS_NL80211_H
diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h
index ce23d7d49960..0c06240d25af 100644
--- a/net/wireless/rdev-ops.h
+++ b/net/wireless/rdev-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CFG80211_RDEV_OPS
#define __CFG80211_RDEV_OPS
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 9f0901f3e42b..f6c5fe482506 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 scan result handling
*
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 0a49b88070d0..3dd05a08c60a 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SME code for cfg80211
* both driver SME event handling and the SME implementation
@@ -522,11 +523,6 @@ static int cfg80211_sme_connect(struct wireless_dev *wdev,
return -EOPNOTSUPP;
if (wdev->current_bss) {
- if (!prev_bssid)
- return -EALREADY;
- if (prev_bssid &&
- !ether_addr_equal(prev_bssid, wdev->current_bss->pub.bssid))
- return -ENOTCONN;
cfg80211_unhold_bss(wdev->current_bss);
cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub);
wdev->current_bss = NULL;
@@ -1063,11 +1059,35 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev,
ASSERT_WDEV_LOCK(wdev);
- if (WARN_ON(wdev->connect_keys)) {
- kzfree(wdev->connect_keys);
- wdev->connect_keys = NULL;
+ /*
+ * If we have an ssid_len, we're trying to connect or are
+ * already connected, so reject a new SSID unless it's the
+ * same (which is the case for re-association.)
+ */
+ if (wdev->ssid_len &&
+ (wdev->ssid_len != connect->ssid_len ||
+ memcmp(wdev->ssid, connect->ssid, wdev->ssid_len)))
+ return -EALREADY;
+
+ /*
+ * If connected, reject (re-)association unless prev_bssid
+ * matches the current BSSID.
+ */
+ if (wdev->current_bss) {
+ if (!prev_bssid)
+ return -EALREADY;
+ if (!ether_addr_equal(prev_bssid, wdev->current_bss->pub.bssid))
+ return -ENOTCONN;
}
+ /*
+ * Reject if we're in the process of connecting with WEP,
+ * this case isn't very interesting and trying to handle
+ * it would make the code much more complex.
+ */
+ if (wdev->connect_keys)
+ return -EINPROGRESS;
+
cfg80211_oper_and_ht_capa(&connect->ht_capa_mask,
rdev->wiphy.ht_capa_mod_mask);
@@ -1118,7 +1138,12 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev,
if (err) {
wdev->connect_keys = NULL;
- wdev->ssid_len = 0;
+ /*
+ * This could be reassoc getting refused, don't clear
+ * ssid_len in that case.
+ */
+ if (!wdev->current_bss)
+ wdev->ssid_len = 0;
return err;
}
@@ -1145,6 +1170,14 @@ int cfg80211_disconnect(struct cfg80211_registered_device *rdev,
else if (wdev->ssid_len)
err = rdev_disconnect(rdev, dev, reason);
+ /*
+ * Clear ssid_len unless we actually were fully connected,
+ * in which case cfg80211_disconnected() will take care of
+ * this later.
+ */
+ if (!wdev->current_bss)
+ wdev->ssid_len = 0;
+
return err;
}
diff --git a/net/wireless/sysfs.h b/net/wireless/sysfs.h
index b533ed71daff..7b454c2de9b7 100644
--- a/net/wireless/sysfs.h
+++ b/net/wireless/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WIRELESS_SYSFS_H
#define __WIRELESS_SYSFS_H
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index 0f8db41eaddb..f3353fe5b35b 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cfg80211
diff --git a/net/wireless/util.c b/net/wireless/util.c
index bcb1284c3415..c1238d582fd1 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Wireless utility functions
*
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 5d4a02c7979b..7ca04a7de85a 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 - wext compat code
*
diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c
index c434f193f39a..c67d7a82ab13 100644
--- a/net/wireless/wext-sme.c
+++ b/net/wireless/wext-sme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 wext compat for managed mode.
*