Add patch from Stanislaw Gruszka to fix iwlegacy IBSS cleanup (rhbz 886946)
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Josh Boyer
parent
45aa9a2556
commit
f6e1793609
104
iwlegacy-fix-IBSS-cleanup.patch
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104
iwlegacy-fix-IBSS-cleanup.patch
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From 658f1bd2dd632209df00ec66349e15941ffdd83b Mon Sep 17 00:00:00 2001
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From: Stanislaw Gruszka <sgruszka@redhat.com>
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Date: Wed, 16 Jan 2013 10:28:09 +0000
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Subject: [PATCH 3.8] iwlegacy: fix IBSS cleanup
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We do not correctly change interface type when switching from
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IBSS mode to STA mode, that results in microcode errors.
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Resolves:
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https://bugzilla.redhat.com/show_bug.cgi?id=886946
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Reported-by: Jaroslav Skarvada <jskarvad@redhat.com>
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Cc: stable@vger.kernel.org
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Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
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---
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drivers/net/wireless/iwlegacy/common.c | 35 ++++++++++++++--------------------
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1 file changed, 14 insertions(+), 21 deletions(-)
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diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c
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index 7e16d10..90b8970 100644
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--- a/drivers/net/wireless/iwlegacy/common.c
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+++ b/drivers/net/wireless/iwlegacy/common.c
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@@ -3958,17 +3958,21 @@ il_connection_init_rx_config(struct il_priv *il)
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memset(&il->staging, 0, sizeof(il->staging));
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- if (!il->vif) {
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+ switch (il->iw_mode) {
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+ case NL80211_IFTYPE_UNSPECIFIED:
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il->staging.dev_type = RXON_DEV_TYPE_ESS;
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- } else if (il->vif->type == NL80211_IFTYPE_STATION) {
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+ break;
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+ case NL80211_IFTYPE_STATION:
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il->staging.dev_type = RXON_DEV_TYPE_ESS;
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il->staging.filter_flags = RXON_FILTER_ACCEPT_GRP_MSK;
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- } else if (il->vif->type == NL80211_IFTYPE_ADHOC) {
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+ break;
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+ case NL80211_IFTYPE_ADHOC:
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il->staging.dev_type = RXON_DEV_TYPE_IBSS;
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il->staging.flags = RXON_FLG_SHORT_PREAMBLE_MSK;
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il->staging.filter_flags =
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RXON_FILTER_BCON_AWARE_MSK | RXON_FILTER_ACCEPT_GRP_MSK;
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- } else {
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+ break;
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+ default:
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IL_ERR("Unsupported interface type %d\n", il->vif->type);
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return;
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}
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@@ -4550,8 +4554,7 @@ out:
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EXPORT_SYMBOL(il_mac_add_interface);
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static void
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-il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
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- bool mode_change)
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+il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif)
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{
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lockdep_assert_held(&il->mutex);
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@@ -4560,9 +4563,7 @@ il_teardown_interface(struct il_priv *il, struct ieee80211_vif *vif,
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il_force_scan_end(il);
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}
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- if (!mode_change)
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- il_set_mode(il);
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-
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+ il_set_mode(il);
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}
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void
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@@ -4575,8 +4576,8 @@ il_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
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WARN_ON(il->vif != vif);
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il->vif = NULL;
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-
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- il_teardown_interface(il, vif, false);
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+ il->iw_mode = NL80211_IFTYPE_UNSPECIFIED;
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+ il_teardown_interface(il, vif);
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memset(il->bssid, 0, ETH_ALEN);
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D_MAC80211("leave\n");
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@@ -4685,18 +4686,10 @@ il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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}
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/* success */
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- il_teardown_interface(il, vif, true);
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vif->type = newtype;
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vif->p2p = false;
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- err = il_set_mode(il);
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- WARN_ON(err);
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- /*
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- * We've switched internally, but submitting to the
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- * device may have failed for some reason. Mask this
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- * error, because otherwise mac80211 will not switch
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- * (and set the interface type back) and we'll be
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- * out of sync with it.
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- */
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+ il->iw_mode = newtype;
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+ il_teardown_interface(il, vif);
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err = 0;
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out:
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--
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1.8.0.2
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11
kernel.spec
11
kernel.spec
@ -62,7 +62,7 @@ Summary: The Linux kernel
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# For non-released -rc kernels, this will be appended after the rcX and
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# gitX tags, so a 3 here would become part of release "0.rcX.gitX.3"
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#
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%global baserelease 1
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%global baserelease 2
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%global fedora_build %{baserelease}
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# base_sublevel is the kernel version we're starting with and patching
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@ -736,6 +736,9 @@ Patch22070: irqnr-build.patch
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#rhbz 859485
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Patch21226: vt-Drop-K_OFF-for-VC_MUTE.patch
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#rhbz 886946
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Patch21227: iwlegacy-fix-IBSS-cleanup.patch
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# END OF PATCH DEFINITIONS
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%endif
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@ -1418,6 +1421,9 @@ ApplyPatch irqnr-build.patch
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#rhbz 859485
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ApplyPatch vt-Drop-K_OFF-for-VC_MUTE.patch
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#rhbz 886946
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ApplyPatch iwlegacy-fix-IBSS-cleanup.patch
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# END OF PATCH APPLICATIONS
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%endif
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@ -2286,6 +2292,9 @@ fi
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# ||----w |
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# || ||
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%changelog
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* Wed Jan 16 2013 Josh Boyer <jwboyer@redhat.com>
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- Add patch from Stanislaw Gruszka to fix iwlegacy IBSS cleanup (rhbz 886946)
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* Tue Jan 15 2013 Justin M. Forbes <jforbes@redhat.com> - 3.8.0-0.rc3.git2.1
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- Linux v3.8-rc3-293-g406089d
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