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authorEliad Peller <eliad@wizery.com>2012-04-23 14:45:15 +0300
committerJohn W. Linville <linville@tuxdriver.com>2012-04-24 14:42:42 -0400
commitafa762f6871a8cb05fbef5d0f83fac14304aa816 (patch)
tree170556b5b27b7028ded1600358439dc66e18ebbb /net/mac80211/mlme.c
parent78cbcf2b9dbe0565820dc7721316f9c401000a68 (diff)
downloadop-kernel-dev-afa762f6871a8cb05fbef5d0f83fac14304aa816.zip
op-kernel-dev-afa762f6871a8cb05fbef5d0f83fac14304aa816.tar.gz
mac80211: call ieee80211_mgd_stop() on interface stop
ieee80211_mgd_teardown() is called on netdev removal, which occurs after the vif was already removed from the low-level driver, resulting in the following warning: [ 4809.014734] ------------[ cut here ]------------ [ 4809.019861] WARNING: at net/mac80211/driver-ops.h:12 ieee80211_bss_info_change_notify+0x200/0x2c8 [mac80211]() [ 4809.030388] wlan0: Failed check-sdata-in-driver check, flags: 0x4 [ 4809.036862] Modules linked in: wlcore_sdio(-) wl12xx wlcore mac80211 cfg80211 [last unloaded: cfg80211] [ 4809.046849] [<c001bd4c>] (unwind_backtrace+0x0/0x12c) [ 4809.055937] [<c047cf1c>] (dump_stack+0x20/0x24) [ 4809.065385] [<c003e334>] (warn_slowpath_common+0x5c/0x74) [ 4809.075589] [<c003e408>] (warn_slowpath_fmt+0x40/0x48) [ 4809.088291] [<bf033630>] (ieee80211_bss_info_change_notify+0x200/0x2c8 [mac80211]) [ 4809.102844] [<bf067f84>] (ieee80211_destroy_auth_data+0x80/0xa4 [mac80211]) [ 4809.116276] [<bf068004>] (ieee80211_mgd_teardown+0x5c/0x74 [mac80211]) [ 4809.129331] [<bf043f18>] (ieee80211_teardown_sdata+0xb0/0xd8 [mac80211]) [ 4809.141595] [<c03b5e58>] (rollback_registered_many+0x228/0x2f0) [ 4809.153056] [<c03b5f48>] (unregister_netdevice_many+0x28/0x50) [ 4809.165696] [<bf041ea8>] (ieee80211_remove_interfaces+0xb4/0xdc [mac80211]) [ 4809.179151] [<bf032174>] (ieee80211_unregister_hw+0x50/0xf0 [mac80211]) [ 4809.191043] [<bf0bebb4>] (wlcore_remove+0x5c/0x7c [wlcore]) [ 4809.201491] [<c02c6918>] (platform_drv_remove+0x24/0x28) [ 4809.212029] [<c02c4d50>] (__device_release_driver+0x8c/0xcc) [ 4809.222738] [<c02c4e84>] (device_release_driver+0x30/0x3c) [ 4809.233099] [<c02c4258>] (bus_remove_device+0x10c/0x128) [ 4809.242620] [<c02c26f8>] (device_del+0x11c/0x17c) [ 4809.252150] [<c02c6de0>] (platform_device_del+0x28/0x68) [ 4809.263051] [<bf0df49c>] (wl1271_remove+0x3c/0x50 [wlcore_sdio]) [ 4809.273590] [<c03806b0>] (sdio_bus_remove+0x48/0xf8) [ 4809.283754] [<c02c4d50>] (__device_release_driver+0x8c/0xcc) [ 4809.293729] [<c02c4e2c>] (driver_detach+0x9c/0xc4) [ 4809.303163] [<c02c3d7c>] (bus_remove_driver+0xc4/0xf4) [ 4809.312973] [<c02c5a98>] (driver_unregister+0x70/0x7c) [ 4809.323220] [<c03809c4>] (sdio_unregister_driver+0x24/0x2c) [ 4809.334213] [<bf0df458>] (wl1271_exit+0x14/0x1c [wlcore_sdio]) [ 4809.344930] [<c009b1a4>] (sys_delete_module+0x228/0x2a8) [ 4809.354734] ---[ end trace 515290ccf5feb522 ]--- Rename ieee80211_mgd_teardown() to ieee80211_mgd_stop(), and call it on ieee80211_do_stop(). Signed-off-by: Eliad Peller <eliad@wizery.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index f76da5b..20c680b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3497,7 +3497,7 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
return 0;
}
-void ieee80211_mgd_teardown(struct ieee80211_sub_if_data *sdata)
+void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
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