diff options
Diffstat (limited to 'package/kernel')
| -rw-r--r-- | package/kernel/mac80211/patches/rt2x00/987-rt2x00-do-not-increment-management-frame-sequence-number-while-retry.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/987-rt2x00-do-not-increment-management-frame-sequence-number-while-retry.patch b/package/kernel/mac80211/patches/rt2x00/987-rt2x00-do-not-increment-management-frame-sequence-number-while-retry.patch new file mode 100644 index 0000000000..9ef168d3e9 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/987-rt2x00-do-not-increment-management-frame-sequence-number-while-retry.patch @@ -0,0 +1,55 @@ +From c92df3d93ad09f219e0728b39d40dc0a69d0760f Mon Sep 17 00:00:00 2001 +From: Vijayakumar Durai <vijayakumar.durai1@vivint.com> +Date: Tue Feb 26 19:29:30 2019 +0530 +Subject: [PATCH] rt2x00: do not increment sequence number while + re-transmitting + +Currently STA+AP re-transmitting the management frames with +incremented sequence number if hardware is assigning the sequence. + +Fix is to assign the sequence number for Beacon by hardware +and for other Management frames software will assign the +sequence number + +Signed-off-by: Vijayakumar Durai <vijayakumar.durai1@vivint.com> +--- + .../net/wireless/ralink/rt2x00/rt2x00queue.c | 26 +++++++++---------- + 1 file changed, 12 insertions(+), 14 deletions(-) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c +@@ -207,22 +207,20 @@ static void rt2x00queue_create_tx_descri + */ + if (test_bit(CONFIG_QOS_DISABLED, &rt2x00dev->flags)) + __clear_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); +- else +- /* H/W will generate sequence number */ +- return; ++ else { ++ /* ++ * rt2800 has a beacon problem(beacon is sent with same sequence ++ * number more than once)with software generated sequence number. ++ * So for beacons,hardware will generate sequence number and for ++ * other Management frames software will generate sequence number. ++ */ ++ if (ieee80211_is_beacon(hdr->frame_control)) ++ return; ++ else ++ __clear_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags); ++ } + } + +- /* +- * The hardware is not able to insert a sequence number. Assign a +- * software generated one here. +- * +- * This is wrong because beacons are not getting sequence +- * numbers assigned properly. +- * +- * A secondary problem exists for drivers that cannot toggle +- * sequence counting per-frame, since those will override the +- * sequence counter given by mac80211. +- */ + if (test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)) + seqno = atomic_add_return(0x10, &intf->seqno); + else |