The psock_tpacket test will need to access /proc/kallsyms, this would
require the kernel config CONFIG_KALLSYMS to be enabled first.

Check the file existence to determine if we can run this test.

Signed-off-by: Po-Hsu Lin <po-hsu....@canonical.com>
---
 tools/testing/selftests/net/run_afpackettests | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/net/run_afpackettests 
b/tools/testing/selftests/net/run_afpackettests
index ea5938e..8b42e8b 100755
--- a/tools/testing/selftests/net/run_afpackettests
+++ b/tools/testing/selftests/net/run_afpackettests
@@ -21,12 +21,16 @@ fi
 echo "--------------------"
 echo "running psock_tpacket test"
 echo "--------------------"
-./in_netns.sh ./psock_tpacket
-if [ $? -ne 0 ]; then
-       echo "[FAIL]"
-       ret=1
+if [ -f /proc/kallsyms ]; then
+       ./in_netns.sh ./psock_tpacket
+       if [ $? -ne 0 ]; then
+               echo "[FAIL]"
+               ret=1
+       else
+               echo "[PASS]"
+       fi
 else
-       echo "[PASS]"
+       echo "[SKIP] CONFIG_KALLSYMS not enabled"
 fi
 
 echo "--------------------"
-- 
2.7.4

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