[openwrt/openwrt] mt76: update to the latest version

[LEDE Commits]

nbd pushed a commit to openwrt/openwrt.git, branch master:
https://git.lede-project.org/cd7878e69dc9681493bbf60a9c3ef1ac944a784d

commit cd7878e69dc9681493bbf60a9c3ef1ac944a784d
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Sun Apr 15 10:21:53 2018 +0200

    mt76: update to the latest version
    
    1d23142 mt76: add led active low to debugfs
    549f43b mt7603: ensure that the ACK flag is set for A-MPDUs with any acked subframe
    df9f9f6 mt7603: always try tx rate1 first
    9c52f36 mt7603: pull the final rate index from the status descriptor
    f36f308 mt7603: improve validation of rx frames
    9a23989 mt7603: remove warning on rx with invalid channel info
    7a31731 mt76: check for pending reset before attempting to schedule tx
    873a7c9 mt7603: call mt76_txq_schedule_all as a barrier to prevent tx during reset
    d9e5da3 mt76: add rcu locking in tid reorder function
    a8e8921 mt7603: add more checks to avoid dereferencing invalid pointers in wcid lookup
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/kernel/mt76/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/package/kernel/mt76/Makefile b/package/kernel/mt76/Makefile
index c1b9d7f..04245e8 100644
--- a/package/kernel/mt76/Makefile
+++ b/package/kernel/mt76/Makefile
@@ -8,9 +8,9 @@ PKG_LICENSE_FILES:=
 
 PKG_SOURCE_URL:=https://github.com/openwrt/mt76
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_DATE:=2018-04-09
-PKG_SOURCE_VERSION:=a3e7740ab829221eac4a262b40531f70fd4f071a
-PKG_MIRROR_HASH:=3f196a3205ff83a3bfa56710ea42fb5b68435b8aef645c2575c902371c197a77
+PKG_SOURCE_DATE:=2018-04-15
+PKG_SOURCE_VERSION:=a8e89215591e5f6be3e90056b8a981f6d099ec48
+PKG_MIRROR_HASH:=13a50519fd2065f617476d5d60e014194cbf8ae70df9dd0e9cf19613ceba5ac1
 
 PKG_MAINTAINER:=Felix Fietkau <nbd at nbd.name>
 PKG_BUILD_PARALLEL:=1