Summary:
- This commit fixes compile warnings with Arm GCC 9.3.1
Impact:
- None
Testing:
- Tested with lm3s6965-ek:discover
- NOTE: need to add the following configs
+CONFIG_EXAMPLES_IPERF=y
+CONFIG_EXAMPLES_IPERFTEST_DEVNAME="eth0"
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>