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logging: net: Avoid copying too much data

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Use strncpy() in order to avoid copying extra data to hostname buffer.

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
This commit is contained in:
Jukka Rissanen 2020-04-02 17:59:34 +03:00 • committed by Anas Nashif
commit ea1bed4744
1 changed files with 1 additions and 1 deletions
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subsys/logging/log_backend_net.c
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@ -111,7 +111,7 @@ static int do_net_init(void)
} }
if (IS_ENABLED(CONFIG_NET_HOSTNAME_ENABLE)) { if (IS_ENABLED(CONFIG_NET_HOSTNAME_ENABLE)) {
(void)memcpy(hostname, net_hostname_get(), MAX_HOSTNAME_LEN); (void)strncpy(hostname, net_hostname_get(), MAX_HOSTNAME_LEN);
} else if (IS_ENABLED(CONFIG_NET_IPV6) && } else if (IS_ENABLED(CONFIG_NET_IPV6) &&
server_addr.sa_family == AF_INET6) { server_addr.sa_family == AF_INET6) {