We really shouldn't mess with local system settings, so let's
use the already created dummy device instead for ipsec testing.
Oh, and let's put the temp file into a proper directory.

Signed-off-by: Shannon Nelson <shannon.nel...@oracle.com>
---
 tools/testing/selftests/net/rtnetlink.sh | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/tools/testing/selftests/net/rtnetlink.sh 
b/tools/testing/selftests/net/rtnetlink.sh
index 261a981..15948cf 100755
--- a/tools/testing/selftests/net/rtnetlink.sh
+++ b/tools/testing/selftests/net/rtnetlink.sh
@@ -523,21 +523,19 @@ kci_test_macsec()
 kci_test_ipsec()
 {
        ret=0
-
-       # find an ip address on this machine and make up a destination
-       srcip=`ip -o addr | awk '/inet / { print $4; }' | grep -v "^127" | head 
-1 | cut -f1 -d/`
-       net=`echo $srcip | cut -f1-3 -d.`
-       base=`echo $srcip | cut -f4 -d.`
-       dstip="$net."`expr $base + 1`
-
        algo="aead rfc4106(gcm(aes)) 0x3132333435363738393031323334353664636261 
128"
+       srcip=192.168.123.1
+       dstip=192.168.123.2
+       spi=7
+
+       ip addr add $srcip dev $devdummy
 
        # flush to be sure there's nothing configured
        ip x s flush ; ip x p flush
        check_err $?
 
        # start the monitor in the background
-       tmpfile=`mktemp ipsectestXXX`
+       tmpfile=`mktemp /var/run/ipsectestXXX`
        mpid=`(ip x m > $tmpfile & echo $!) 2>/dev/null`
        sleep 0.2
 
@@ -601,6 +599,7 @@ kci_test_ipsec()
        check_err $?
        ip x p flush
        check_err $?
+       ip addr del $srcip/32 dev $devdummy
 
        if [ $ret -ne 0 ]; then
                echo "FAIL: ipsec"
-- 
2.7.4

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