[openwrt/openwrt] uqmi: use general method for state cleaning

[LEDE Commits]

blogic pushed a commit to openwrt/openwrt.git, branch lede-17.01:
https://git.lede-project.org/5661ac1de4d81c51cdc6f6f333bec3608ec43438

commit 5661ac1de4d81c51cdc6f6f333bec3608ec43438
Author: Koen Vandeputte <koen.vandeputte at ncentric.com>
AuthorDate: Thu Feb 15 15:16:01 2018 +0100

    uqmi: use general method for state cleaning
    
    Debugging shows that using the general method properly cleans on each
    run, while the method specifying the client-ID shows "No effect"
    even while in connected state.
    
    Fixes several connectivity issues seen on specific modems.
    
    Signed-off-by: Koen Vandeputte <koen.vandeputte at ncentric.com>
---
 package/network/utils/uqmi/files/lib/netifd/proto/qmi.sh | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/package/network/utils/uqmi/files/lib/netifd/proto/qmi.sh b/package/network/utils/uqmi/files/lib/netifd/proto/qmi.sh
index 1619c2b..eba0922 100755
--- a/package/network/utils/uqmi/files/lib/netifd/proto/qmi.sh
+++ b/package/network/utils/uqmi/files/lib/netifd/proto/qmi.sh
@@ -97,6 +97,10 @@ proto_qmi_setup() {
 		}
 	}
 
+	# Cleanup current state if any
+	uqmi -s -d "$device" --stop-network 0xffffffff --autoconnect
+
+	# Set IP format
 	uqmi -s -d "$device" --set-data-format 802.3
 	uqmi -s -d "$device" --wda-set-data-format 802.3
 	dataformat="$(uqmi -s -d "$device" --wda-get-data-format)"
@@ -144,11 +148,6 @@ proto_qmi_setup() {
 
 		uqmi -s -d "$device" --set-client-id wds,"$cid_4" --set-ip-family ipv4 > /dev/null
 
-		# try to clear previous autoconnect state
-		uqmi -s -d "$device" --set-client-id wds,"$cid_4" \
-			--stop-network 0xffffffff \
-			--autoconnect > /dev/null
-
 		pdh_4=$(uqmi -s -d "$device" --set-client-id wds,"$cid_4" \
 			--start-network \
 			${apn:+--apn $apn} \
@@ -175,11 +174,6 @@ proto_qmi_setup() {
 
 		uqmi -s -d "$device" --set-client-id wds,"$cid_6" --set-ip-family ipv6 > /dev/null
 
-		# try to clear previous autoconnect state
-		uqmi -s -d "$device" --set-client-id wds,"$cid_6" \
-			--stop-network 0xffffffff \
-			--autoconnect > /dev/null
-
 		pdh_6=$(uqmi -s -d "$device" --set-client-id wds,"$cid_6" \
 			--start-network \
 			${apn:+--apn $apn} \