[Coverity CID :185398] Memory - corruptions in /samples/net/mbedtls_sslclient/src/mini_client.c

[mandarcthorat1]

Static code scan issues seen in File: /samples/net/mbedtls_sslclient/src/mini_client.c
Category: Memory - corruptions
Function: tls_client
Component: Samples
CID: 185398
Please fix or provide comments to square it off in coverity in the link: https://scan9.coverity.com/reports.htm#v32951/p12996

[nashif]

false negative