Patch "selftests/net/lib: no need to record ns name if it already exist" has been added to the 6.8-stable tree

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This is a note to let you know that I've just added the patch titled

    selftests/net/lib: no need to record ns name if it already exist

to the 6.8-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     selftests-net-lib-no-need-to-record-ns-name-if-it-al.patch
and it can be found in the queue-6.8 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 91f9ee15bd38866cb7e0ea9578a0c175327d263d
Author: Hangbin Liu <liuhangbin@xxxxxxxxx>
Date:   Tue May 14 10:33:59 2024 +0800

    selftests/net/lib: no need to record ns name if it already exist
    
    [ Upstream commit 83e93942796db58652288f0391ac00072401816f ]
    
    There is no need to add the name to ns_list again if the netns already
    recoreded.
    
    Fixes: 25ae948b4478 ("selftests/net: add lib.sh")
    Signed-off-by: Hangbin Liu <liuhangbin@xxxxxxxxx>
    Reviewed-by: Simon Horman <horms@xxxxxxxxxx>
    Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh
index f9fe182dfbd44..56a9454b7ba35 100644
--- a/tools/testing/selftests/net/lib.sh
+++ b/tools/testing/selftests/net/lib.sh
@@ -73,15 +73,17 @@ setup_ns()
 	local ns=""
 	local ns_name=""
 	local ns_list=""
+	local ns_exist=
 	for ns_name in "$@"; do
 		# Some test may setup/remove same netns multi times
 		if unset ${ns_name} 2> /dev/null; then
 			ns="${ns_name,,}-$(mktemp -u XXXXXX)"
 			eval readonly ${ns_name}="$ns"
+			ns_exist=false
 		else
 			eval ns='$'${ns_name}
 			cleanup_ns "$ns"
-
+			ns_exist=true
 		fi
 
 		if ! ip netns add "$ns"; then
@@ -90,7 +92,7 @@ setup_ns()
 			return $ksft_skip
 		fi
 		ip -n "$ns" link set lo up
-		ns_list="$ns_list $ns"
+		! $ns_exist && ns_list="$ns_list $ns"
 	done
 	NS_LIST="$NS_LIST $ns_list"
 }




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